KingSlayer058
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Joined 08-03-19, id: 12603932
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No Gods, Nor Masters by Johnnieboy11 reviews
After the pyrrhic victory of the Human-Covenant War, the Covenant was split into many warring factions vying for the power of old. The UNSC was left, bloodied, but as the sole power in the Milky Way for now. After an incredible discovery within a set of Forerunner Ruins, an Exploration Fleet with Doctor Halsey at its head is sent out. What they find will change everything.
Crossover - Halo & Gate - Jietai Kare no Chi nite, Kaku Tatakeri - Rated: T - English - Adventure/Sci-Fi - Chapters: 41 - Words: 188,353 - Reviews: 779 - Favs: 1,334 - Follows: 1,602 - Updated: 7/19 - Published: 1/28/2022 - C. Halsey, OC, Itami, Tyuule
The Jingle Jangle by rybunks reviews
Our favourite high-functioning crackhead Courier Six enters the world of Remnant.
Crossover - Fallout & RWBY - Rated: M - English - Humor/Adventure - Chapters: 46 - Words: 132,801 - Reviews: 140 - Favs: 134 - Follows: 172 - Updated: 20h - Published: 6/6 - Courier
Dust and Echoes by trestwho reviews
After a successful mission, a UNSC fleet makes a random slipspace jump only to come across an uncharted system containing a sliver of humanity, one with seemingly no connection to Earth and whose natural abilities defy reason. In a galaxy full of terrifying dangers, the UNSC and Remnant must work together to defend all they know from annihilation.
Crossover - Halo & RWBY - Rated: M - English - Sci-Fi/Adventure - Chapters: 32 - Words: 403,190 - Reviews: 1441 - Favs: 1,723 - Follows: 1,884 - Updated: 7/16 - Published: 1/12/2020 - Master Chief/John-117, Arbiter, Team RWBY, Team JNPR
United Under Two Skies by Gearman reviews
The story of Rex Craster, Courier Six, and commander Jane Shepard as their worlds collide and both of their realities are forever altered. This Fan fic has been running for several years now, and as such starts out rough and (hopefully) gradually getting better. Please enjoy this labor of love, exploration, and experimentation on my part. I hope you come to love Rex and Jane too.
Crossover - Fallout & Mass Effect - Rated: M - English - Chapters: 41 - Words: 269,708 - Reviews: 93 - Favs: 312 - Follows: 383 - Updated: 7/15 - Published: 7/19/2014 - Courier, Veronica S., Jack, Shepard
Mass Effect: Orion's Hunt by TallYapflip reviews
The Prothean Archives on Mars were corrupted, only scraps of data remaining. What little was left led to the single largest effort in Human history. This endeavor saw a colonial flotilla and millions of souls stranded a galaxy away from home. Two centuries later, a new nation far from Earth begins reaching for the stars in search of their old home.
Mass Effect - Rated: M - English - Sci-Fi/Adventure - Chapters: 7 - Words: 41,160 - Reviews: 110 - Favs: 432 - Follows: 597 - Updated: 7/12 - Published: 10/1/2021 - [Liara T'Soni, Shepard] Miranda L., OC
Birth of Wings by Mcvluffcins reviews
Russia declares war on America, genetic engineering, Jets, Missiles, War, OH My! My take on the scorching, this fic is placed in the timeline that WOP takes place.
Wings of Fire, Tui T. Sutherland - Rated: M - English - Adventure/Suspense - Chapters: 15 - Words: 22,638 - Reviews: 8 - Favs: 5 - Follows: 5 - Updated: 7/8 - Published: 2/28/2023 - OC
The Exiles:A New Power by Johnnieboy11 reviews
The beginning of the Battle For Earth signaled the start of the final, bloodiest campaign of the Human-Covenant War. Hastily, a plan is put into motion and an Ark Fleet, composed of a dozen Phoenix-class vessels and their escorts, makes the jump out of system. Either interference, or malfunction, causes their arrival to a new Galaxy, where new threats lurk just around the corner.
Crossover - Halo & Mass Effect - Rated: M - English - Sci-Fi/Adventure - Chapters: 31 - Words: 127,304 - Reviews: 524 - Favs: 1,084 - Follows: 1,534 - Updated: 7/5 - Published: 12/26/2021 - OC, Tali'Zorah, Admiral Hackett, Rael'Zorah
Stargate:Spartan Siege by Johnnieboy11 reviews
After the battle on Mantle's Approach, the Chief finds himself, alongside a non-rampant Cortana, helping the Humans of a galaxy similar, yet different to his own, battle their enemies, while exploring the countless worlds tied together by a network of ancient portals and uncovering the mysteries surrounding these worlds.
Crossover - Stargate: SG-1 & Halo - Rated: T - English - Adventure/Sci-Fi - Chapters: 17 - Words: 74,324 - Reviews: 257 - Favs: 630 - Follows: 867 - Updated: 7/3 - Published: 12/24/2020 - D. Jackson, J. O'Neill, Teal'c, Master Chief/John-117
Autumn's Fury by AuthorOfTheHorizon reviews
A world falling to darkness. A ship fleeing a world that's already succumbed to its death. Fate sets the two on a collision course, pitting the brave men and women of the UNSC Pillar of Autumn against a foe even more mysterious than the Covenant.
Crossover - Halo & RWBY - Rated: T - English - Adventure/Sci-Fi - Chapters: 6 - Words: 32,557 - Reviews: 60 - Favs: 176 - Follows: 295 - Updated: 6/25 - Published: 3/30 - Master Chief/John-117, J. Keyes, J. Ironwood, Ozpin
The Mantle of Remnant by KtyouVsWriting reviews
The Master Chief has saved Humanity at the cost of Cortana, one of his few remaining friends. More than he will admit, John relied on her, cared for her. To no longer have her means to lose another part of his humanity. Still the universe keeps going and once again, he is called to serve and protect Mankind. Now he has a choice: does he brave Remnant alone or does he embrace help?
Crossover - Halo & RWBY - Rated: M - English - Adventure/Friendship - Chapters: 33 - Words: 182,978 - Reviews: 922 - Favs: 1,717 - Follows: 2,196 - Updated: 6/24 - Published: 5/16/2019 - Master Chief/John-117
My Hero Academia: Unchained Predator by reeleffendeel reviews
Following the conclusion of DOOM 2016, the Doomslayer is warped into a world of Heroes and Villains. But when the Demons invade the alternate world, the Slayer's crusade against Hell will lead him to different worlds and revelations alongside newfound allies...and their guardian Angels. (Doom x MHA x Darksiders)
Crossover - Doom & My Hero Academia/僕のヒーローアカデミア - Rated: M - English - Horror/Adventure - Chapters: 35 - Words: 235,898 - Reviews: 6386 - Favs: 5,421 - Follows: 6,069 - Updated: 6/20 - Published: 4/10/2020 - [Doomguy, Rumi U./Mirko] Izuku M., Toshinori Y./All Might
The Spartan Hero by SilverExcel115 reviews
The mission's changed, they always do. Sam wasn't expecting entering another world with no possible way back, but his missions objectives remain the same, "Protect humanity, no matter the cost." At the same time, he will be forced to come to terms with his new home and learn what it means to be a hero in this new world. At least he doesn't have to do it alone. Sam and Big 3, C-2A
Crossover - Halo & My Hero Academia/僕のヒーローアカデミア - Rated: T - English - Sci-Fi/Drama - Chapters: 11 - Words: 65,048 - Reviews: 111 - Favs: 291 - Follows: 365 - Updated: 6/16 - Published: 2/16/2022 - Samuel-034, Mirio T., T. Amajiki, Nejire Hado
Rising from the Embers of Sera by thehappy reviews
The people of Sera rebuild, spreading to the stars. Wars will be waged. Peace will be sought. The Coalition has risen from the ashes to take their right to exist in the galaxy. They will survive...no matter the cost.
Crossover - Gears of War & Mass Effect - Rated: M - English - Sci-Fi/Adventure - Chapters: 28 - Words: 422,813 - Reviews: 566 - Favs: 759 - Follows: 904 - Updated: 6/14 - Published: 12/28/2020 - OC, U. Wrex, Shepard, Councilor Tevos
Gate: Thus The World Felt Warmth by BrozTheBro reviews
The Saderan Empire, undisputed ruler of most of the continent of Falmart, remained undefeated since the Arctic War. However, its narrow view would soon be challenged by academics, former officers, soldiers, and most importantly, true survivors. Contains no JSDF involvement due to Earth freezing over. Rated M for blood, violence and other related and/or equally detestable acts.
Crossover - Gate - Jietai Kare no Chi nite, Kaku Tatakeri & Frostpunk - Rated: M - English - Fantasy/Tragedy - Chapters: 7 - Words: 26,299 - Reviews: 122 - Favs: 320 - Follows: 407 - Updated: 6/9 - Published: 12/1/2019
Halo: The War on Sera by SwedishEmperorThe1 reviews
After the final battle at the Ark, the Master Chief and his friends finds themselves on the obscure planet of Sera. There they've to team up with Sergeant Marcus Fenix and his Delta Squad to once again save humanity from enemies desiring its extermination, as well uncover hidden conspiracies that could determine the very fate of the universe.
Crossover - Halo & Gears of War - Rated: T - English - Sci-Fi/Adventure - Chapters: 6 - Words: 64,966 - Reviews: 72 - Favs: 172 - Follows: 201 - Updated: 6/6 - Published: 12/26/2015 - Master Chief/John-117, Marcus F.
The Sins of our Fathers by MarkerMagnum reviews
Unknown to the Citadel Council, the Human-Covenant war nears its vicious end. Miranda Keyes is seconds too slow. Delta Halo fires, leaving UNSC space as a lifeless snapshot in time. The Citadel must morn the loss of a civilization they never knew.
Crossover - Halo & Mass Effect - Rated: T - English - Drama/Sci-Fi - Chapters: 13 - Words: 134,428 - Reviews: 549 - Favs: 1,553 - Follows: 2,065 - Updated: 5/27 - Published: 2/11/2023 - Cortana, Councilor Valern, Councilor Tevos, Councilor Sparatus
Galactic Conflicts: Tales of First Contact by TheDoctor1998 reviews
Humanity and its allies have stood strong after the Great War with the Covenant. Follow the Systems Alliance as it goes through a first contact nearly as disastrous as the one that lead to the Great War.
Crossover - Halo & Mass Effect - Rated: M - English - Sci-Fi - Chapters: 8 - Words: 37,308 - Reviews: 181 - Favs: 391 - Follows: 554 - Updated: 5/3 - Published: 2/6/2023
Doom: A New Chapter by JVarga reviews
The mighty Doom Slayer had finally beaten his greatest enemy Davoth, the creator of all things, and had eliminated all demons from the world of the living. He had stopped the demonic invasions once and for all. But after his victory, something happens. He finds himself trapped in a brand new Hell that is nothing like his own.
Crossover - Doom & Hazbin Hotel - Rated: M - English - Sci-Fi/Suspense - Chapters: 32 - Words: 222,249 - Reviews: 400 - Favs: 769 - Follows: 884 - Updated: 5/1 - Published: 1/24/2022 - Doomguy, Angel Dust, Charlie, Lucifer
Galaxy of Inheritors and Usurpers by HaloZealotDemon reviews
The Separatists destroy the Covenant in a brutal war, yet in the 2570s remnants persist, but their defeat is inevitable. However, The Gods have other plans. The Migrant fleet deciding to escape through a dormant Relay into unknown space, meet "Sleep-deprived Titans with negative zero fucks to give." -LTCOL Church. Heavy AU, RVB elements, swearing.
Crossover - Halo & Mass Effect - Rated: M - English - Sci-Fi/Drama - Chapters: 3 - Words: 28,112 - Reviews: 95 - Favs: 397 - Follows: 568 - Updated: 4/21 - Published: 12/25/2022 - Arbiter, T. Hood, Han'Gerrel, Rael'Zorah
Rebirth of the UNSC by ultimate Deathsaurer 2 reviews
Reach has Fallen and the Pillar of Autumn has set a course to earth but not the earth they remember. Adopted from Original Owner: Samsara Sage
Crossover - Stargate: SG-1 & Halo - Rated: T - English - Sci-Fi/Adventure - Chapters: 18 - Words: 66,336 - Reviews: 327 - Favs: 622 - Follows: 765 - Updated: 4/11 - Published: 10/12/2014
Remnants of a Gold Gear (Rewrite) by TheManThatWalksTheAbyss115 reviews
Humanity survived the war, at the cost of itself in the end. Sera was a shell of its former self and there wasn't anything left to do but rebuild from the ashes. One man wouldn't get to see that so soon; his curiosity leading him to something that was considered a once in a lifetime event, and a series of unfortunate events. Remnant would soon know of his tale through his actions.
Crossover - Gears of War & RWBY - Rated: M - English - Adventure/Sci-Fi - Chapters: 50 - Words: 379,215 - Reviews: 652 - Favs: 549 - Follows: 594 - Updated: 3/19 - Published: 4/15/2021 - Blake B., Jaune A.
Audax Novus by A-01 reviews
A bold new world - A strange new reality - Fresh trials, tribulations, allies, and enemies. John fell through the portal from the Mantles Approach, but his luck works in mysterious ways. Now stranded in an alternate reality, how will he strive forward? The galaxy takes a sharp turn from the world we know, and the Reaper threat looms just as large, but no longer so uncontested.
Crossover - Halo & Mass Effect - Rated: M - English - Adventure/Romance - Chapters: 26 - Words: 656,439 - Reviews: 820 - Favs: 1,857 - Follows: 2,274 - Updated: 3/2 - Published: 9/4/2020 - [Master Chief/John-117, Miranda L.] [Shepard, Tali'Zorah]
On the Illusion of Might by evevee reviews
We thought ourselves powerful, able to conquer a galaxy with nothing but toys. When we overcame every challenge, breached the space between the galaxies themselves, what use were the words of a race ashamed of their own past? Yet we cannot deny that we were warned, for while a challenge to a human is laughable, a challenge to humanity is a death sentence.
Crossover - Halo & Mass Effect - Rated: M - English - Sci-Fi - Chapters: 28 - Words: 308,369 - Reviews: 2240 - Favs: 4,208 - Follows: 5,244 - Updated: 2/21 - Published: 2/21/2017 - Master Chief/John-117, Cortana, Garrus V., Shepard
Hazbin Hotel: Testament of the Hellwalker Book 1 Damnation by FatMan15 reviews
An attempt to create a "Doom Slayer for the Hazbin Universe" Part one of a planned four part series.
Crossover - Doom & Hazbin Hotel - Rated: M - English - Adventure - Chapters: 21 - Words: 109,791 - Reviews: 14 - Favs: 39 - Follows: 42 - Updated: 2/8 - Published: 1/15/2022
War of the Old Ones by Ian the Mechanic reviews
In forgotten ages past, two near eldritch forces vied for the very life essence of the Galaxy. Unknown to the young races, that war is still ongoing. how can the UNSC, the Citadel Council or the Covenant hope to stand against such forces, when they are still embroiled in their own petty squabbling? How could they hope to survive the War of the Old Ones?
Crossover - Mass Effect & Halo - Rated: M - English - Sci-Fi/Horror - Chapters: 28 - Words: 155,737 - Reviews: 178 - Favs: 356 - Follows: 520 - Updated: 2/7 - Published: 2/21/2022
The Sword of the Geth by Doctor poo and the TURDIS reviews
Dying on Mantle's Approach, Cortana wakes up in an unfamiliar environment. In her drive to get home, she 'employs' the assistance of the local synthetics. She never wanted to be a galactic overlord. But a UNSC AI in an environment woefully unprepared for one of her caliber makes an easy one.
Crossover - Halo & Mass Effect - Rated: T - English - Sci-Fi/Humor - Chapters: 23 - Words: 123,604 - Reviews: 603 - Favs: 1,397 - Follows: 1,959 - Updated: 2/4 - Published: 11/23/2023 - Cortana, Shepard
RWBY:Spartan Assault by Johnnieboy11 reviews
After John-117's battle on board Mantle's Approach, the Spartan finds himself, with Cortana in tow, sent to a different world, where monsters roam the wilds, Humanity is confined to 4 major Kingdoms and where Magic and Tech coexist. The Spartan will soon have to join the ranks of the good guys against a horrid threat, whilst also on the lookout for fellow Spartans.
Crossover - Halo & RWBY - Rated: T - English - Adventure/Sci-Fi - Chapters: 32 - Words: 141,474 - Reviews: 215 - Favs: 649 - Follows: 772 - Updated: 2/2 - Published: 1/12/2021 - [Master Chief/John-117, Cortana] C. Halsey, Team RWBY
Star Wars: Odyssey of the Infinity by IX404 reviews
During a routine safety test, the Slipstream Space Drive of the Infinity malfunctions, catapulting them into unknown space. Little do Lasky and the members of the Infinity know is that they will soon change the fate of a far away galaxy. (Undergoing Chapter-by-Chapter Rewrites. Chapters 1-13 rewritten. Chapter 14 rewrites ongoing.)
Crossover - Star Wars & Halo - Rated: T - English - Sci-Fi/Drama - Chapters: 33 - Words: 422,674 - Reviews: 874 - Favs: 1,072 - Follows: 1,239 - Updated: 1/30 - Published: 10/11/2022 - Luke S., Han S., Master Chief/John-117, T. Lasky
Horizon War:Tales of the UNSC-Citizen Federation War by Johnnieboy11 reviews
A chance encounter with Forerunner Technology leads the UNSC to discover a two-way portal which leads into a Universe so similar, yet ever so different from their own. First contact with said Universe's humanity, however, goes awfully wrong, sparking the greatest war since the Human-Covenant War. These are the tales of those who fought in it.
Crossover - Halo & Starship Troopers - Rated: M - English - Adventure/Sci-Fi - Chapters: 18 - Words: 65,190 - Reviews: 200 - Favs: 294 - Follows: 368 - Updated: 1/17 - Published: 6/13/2023 - [J. Rico, Dizzy F.] C. Halsey, T. Lasky
The Huntress and the Spartan by red october700 reviews
Two years adrift in the middle of nowhere. Two years of doing nothing. When a sudden wormhole appers and sucks the DAWN into it, it spits them out over a crazy new world. A world with it own problems that may need a SPARTANS helping hand. This is my first story. Expect mistakes, and this is only part one of a three way crossover. Constructive criticism is welcome.
Crossover - Halo & RWBY - Rated: M - English - Family/Adventure - Chapters: 18 - Words: 353,788 - Reviews: 122 - Favs: 326 - Follows: 400 - Updated: 1/14 - Published: 11/8/2018 - Master Chief/John-117, Cortana, Summer R., Team RWBY
Hyper Lethal Pups by TheManThatWalksTheAbyss115 reviews
A little short story about the little ones of a certain Hyper Lethal Vector
Crossover - Halo & RWBY - Rated: T - English - Family/Hurt/Comfort - Chapters: 4 - Words: 9,270 - Reviews: 59 - Favs: 134 - Follows: 130 - Updated: 1/12 - Published: 2/26/2022
Salvation (ENG) by Z0n3theDaMn3d reviews
The knowledge of sin is the beginning of salvation. More than 40 years after the end of the war against the Covenant, a new storm is brewing on the edge of the human empire. Will the colonies of the Linwood Sector be able to withstand this new threat or will they burn like Harvest once did?
Crossover - Halo & Mass Effect - Rated: M - English - Sci-Fi/Adventure - Chapters: 10 - Words: 87,307 - Reviews: 162 - Favs: 426 - Follows: 626 - Updated: 12/26/2023 - Published: 10/8/2020 - T. Hood, Shepard, Councilor Tevos, Benezia
Tambor's Revenge by Gabenator5 reviews
In his arrogance, Palpatine wore his Sith persona for all to see as he declared the dissolution of the Galactic Republic and the formation of the Galactic Empire. With only minutes to spare before Lord Vader arrives on Mustafar, an increasingly suspicious Wat Tambor must decide whether or not to trigger a secret contingency. His greatest work might just save the Confederacy.
Crossover - Star Wars & Star Wars: The Clone Wars - Rated: T - English - Sci-Fi/Fantasy - Chapters: 6 - Words: 31,202 - Reviews: 109 - Favs: 436 - Follows: 564 - Updated: 12/23/2023 - Published: 5/14/2023 - Battle Droids, Droideka, Super Tactical Droids, Vulture Droids
ULTRAKILL x Fall Of Equestria: Parasites by DarkSlayerD reviews
A fleet of Caribou warriors have laid siege on Equestria in the name of their lord "Uriel" a great archangel with the power to grant miracles the likes of which the land of Equestria could not fathom. Planning to enforce the supposed gods will upon the ponies. It's up to a machine designed to kill, maim, slaughter, and destroy to lend aid to the ponies to put a stop to this cult
Crossover - My Little Pony & Ultrakill - Rated: T - English - Adventure - Chapters: 3 - Words: 8,824 - Reviews: 2 - Favs: 2 - Follows: 2 - Published: 11/27/2023 - Spike, V1, V2, OC
Jaeger von Jaegers (2023) by Shadowblade217 reviews
When the world is besieged by alien monsters known as Kaiju, the human race fights back by creating giant fighting machines known as Jaegers. But the Earth also has its own defenders... and when an ancient and legendary titan rises from the depths of the Pacific to join the Kaiju War, the world will never be the same. A rebuild of Jaeger von Jaegers (2017) & King of the Monsters.
Crossover - Godzilla & Pacific Rim - Rated: T - English - Sci-Fi/Adventure - Chapters: 3 - Words: 49,066 - Reviews: 110 - Favs: 351 - Follows: 390 - Updated: 9/22/2023 - Published: 2/10/2023 - Vivienne Graham, Raleigh B., Stacker P., Tamsin S.
Enduring the Flames of War by Masterdude21 reviews
A joint Asari-Turian operation salvaged a "package" from a derelict wreckage in the Terminus Systems, whereupon they release a force of war beyond their reckoning. Hoping to avoid another war, Commander Shepard recruits the "package" into her team. A simple act of kindness, unwittingly paving the way for a clash unlike the galaxy has ever seen. Fate directs the flames of war.
Crossover - Halo & Mass Effect - Rated: M - English - Sci-Fi/Horror - Chapters: 50 - Words: 748,972 - Reviews: 2591 - Favs: 4,090 - Follows: 4,913 - Updated: 9/14/2023 - Published: 11/30/2015 - Master Chief/John-117, OC, Shepard
Wasteland Galaxy by Redentor reviews
Matriarch Lantaya is a brave explorer from the Golden Age of Asari space exploration, and she wants to go home. The Lone Wanderer is a messianic cyborg from a world scorched in nuclear fire, and he wants to save the wastelands. Courier Six is a tribal postman who usurped control of an entire city state. He wants to eat people. Among other things. (Also available on Spacebattles)
Crossover - Fallout & Mass Effect - Rated: M - English - Sci-Fi/Adventure - Chapters: 48 - Words: 357,267 - Reviews: 66 - Favs: 280 - Follows: 339 - Updated: 9/2/2023 - Published: 1/5/2022 - Lone Wanderer, Courier, OC
Iter In Astris by RememberReach312 reviews
After the Battle at the Ark, John-117 and Cortana are found and rescued by the long-lost UNSC "Spirit of Fire"... [Disclaimers within] [Cross-posted on SB] [Image not mine]
Crossover - StarTrek: Enterprise & Halo - Rated: T - English - Sci-Fi/Drama - Chapters: 4 - Words: 41,032 - Reviews: 61 - Favs: 268 - Follows: 368 - Updated: 8/24/2023 - Published: 11/20/2022 - Master Chief/John-117, Cortana, J. Cutter
Of The Surviving One by Majestickfire9 reviews
An ancient Albino Female Quantum Deathclaw ends up waking up in the wrong place. At hopefully the right time. All she wants is her lizards.
Crossover - Fallout & My Little Pony - Rated: M - English - Fantasy - Chapters: 12 - Words: 26,813 - Reviews: 16 - Favs: 51 - Follows: 68 - Updated: 8/15/2023 - Published: 6/18/2020 - Maud Pie, Pinkie Pie, Princess Ember, Autumn Blaze
The Unknown Defender by Gabenator5 reviews
A new faction stirs, its green-clad enforcers seemingly unstoppable. Rumors spread, pirate bases go dark, and both the enslaved and kidnapped are discovered free. Who are these new interlopers, and what is their goal? For good or ill, the powers that be intend to find out.
Crossover - Halo & Mass Effect - Rated: T - English - Adventure/Sci-Fi - Chapters: 19 - Words: 153,324 - Reviews: 1522 - Favs: 4,322 - Follows: 5,396 - Updated: 7/30/2023 - Published: 9/27/2016 - Master Chief/John-117, Cortana, Tali'Zorah, Leviathan
Dimensional Circumstance by tyler6750 reviews
After their escape from the Ark and a 7 month Nap, Chief and Cortana find themselves in the Sol System, but not the one they know, Earth is all but Destroyed by a Tyrannical Race known as the Gamilans, they must help the crew of the Space Battleship Yamato make her Maiden Voyage to Iscandar and back within a year to save Humanity from Extinction
Crossover - Starblazers & Halo - Rated: T - English - Sci-Fi/Adventure - Chapters: 7 - Words: 24,916 - Reviews: 70 - Favs: 149 - Follows: 192 - Updated: 7/29/2023 - Published: 6/1/2020 - A. Avatar/J. Okita, D. Wildstar/S. Kodai, Master Chief/John-117, Cortana
Boku No Halo Academia: Rising Conflict (Definitive Edition) by Iowaman24 reviews
Since the original version of this story reached 100k views, and since I finished the rewrites I was doing on RR and AO3, I decided that now was the time to re-release this story with the additional chapters, better grammar and slightly re-worked narrative that I felt satisfied with. Thank you for continuing to read my work and showing your enthusiasm for it.
Crossover - Halo & My Hero Academia/僕のヒーローアカデミア - Rated: T - English - Adventure/Sci-Fi - Chapters: 60 - Words: 372,696 - Reviews: 7 - Favs: 126 - Follows: 120 - Updated: 7/20/2023 - Published: 1/26/2023 - OC, Shouta A./Eraserhead, 1-A Students, Rumi U./Mirko - Complete
The revenge of the bald eagle by Pepper gum reviews
The Saderan empire’s worst mistake was attacking the United states and capturing a number of it’s citizens to be enslaved, angering earth’s strongest country. And the Empire’s leadership will understand what war truly is.
Gate - Jietai Kare no Chi nite, Kaku Tatakeri - Rated: M - English - Fantasy/Drama - Chapters: 48 - Words: 122,744 - Reviews: 159 - Favs: 262 - Follows: 290 - Updated: 7/17/2023 - Published: 7/3/2021 - OC, Pina, Zorzal - Complete
Wolves That Walk Alone by TheManThatWalksTheAbyss115 reviews
There's always been growing legends in Remnant. Some of fearless warriors and others of horror, but there's one that's recently been picked up by the inhabitants. A legend of a man who was more akin to a wolf without a pack, barely speaking and doing his deed before leaving without a trace. After all... some people just want isolation rather than company.
Crossover - Halo & RWBY - Rated: M - English - Sci-Fi/Adventure - Chapters: 44 - Words: 349,905 - Reviews: 4808 - Favs: 4,118 - Follows: 4,720 - Updated: 7/13/2023 - Published: 5/8/2019 - SPARTAN-B312/Noble Six, L. Ren, Nora V.
A Tale of Two Engineers: Redux by Inkytan reviews
A romantic action story involving Isaac Clarke (romanced with Tali'Zorah) After Isaac becomes somehow thrown into the universe of Mass Effect, he joins up Shepard's crew, experiencing crazy adventures and emotional moments with his new family and newfound love. Just, give it a read, you might like it. - This is an old high school fanfiction I'm rewriting. It's been 8 years lol
Crossover - Mass Effect & Dead Space - Rated: M - English - Romance/Sci-Fi - Chapters: 5 - Words: 44,491 - Reviews: 77 - Favs: 236 - Follows: 314 - Updated: 7/2/2023 - Published: 8/22/2015
Unknown events have unmeasurable answers by El callampas reviews
When someone contacts the Quarians about old machinery, they should think twice before engaging with a strange yet so familiar species, a war, and circumstances that will shock two galaxies now that the rift is open.
Crossover - Halo & Mass Effect - Rated: T - English - Sci-Fi/Drama - Chapters: 19 - Words: 171,948 - Reviews: 348 - Favs: 615 - Follows: 851 - Updated: 6/25/2023 - Published: 4/21/2022 - [Master Chief/John-117, Tali'Zorah] J. Cutter
Out of Reach by Czechus reviews
"Child out of time comes back home, by the wish of the goddess who wanted him to go. With the blood of worlds resting on his hands, monsters will hide from this man. The moon in the sky, and the luck on his side, fate will not be able to bind his life. Run and hide, oh monster about, but it doesn't matter for the wolf is out." I don't own PJO or Halo
Crossover - Halo & Percy Jackson and the Olympians - Rated: M - English - Sci-Fi/Fantasy - Chapters: 13 - Words: 110,222 - Reviews: 554 - Favs: 1,451 - Follows: 1,794 - Updated: 6/4/2023 - Published: 6/28/2020 - SPARTAN-B312/Noble Six, Artemis
Fallout: Nuclear Legion (Rewrite) by milkduds100 reviews
The year 2286, just outside the Capital of the NCR, a magical gate appeared that unleashed an army of Legion looking enemies who tried to attack the NCR. After a swift declaration of war, the NCR pushed them back and occupied the land behind the Gate. Although the Legion like enemy was far easier than they expected, the NCR would also come into conflict with an old world nation.
Crossover - Fallout & Gate - Jietai Kare no Chi nite, Kaku Tatakeri - Rated: M - English - Adventure/Drama - Chapters: 29 - Words: 212,359 - Reviews: 504 - Favs: 510 - Follows: 619 - Updated: 5/16/2023 - Published: 1/31/2022 - Courier, Kurokawa
Across Silent Stars by ComradeChicken reviews
Moments before the rise of Darth Vader, in another galaxy, the Mad Titan snaps his fingers. Or, the day Thanos accidentally saves the galaxy.
Crossover - Star Wars & Avengers - Rated: T - English - Chapters: 3 - Words: 20,036 - Reviews: 10 - Favs: 78 - Follows: 95 - Updated: 4/19/2023 - Published: 1/4/2023 - Obi-Wan K., Padmé Amidala, Captain Rex, Ahsoka T.
Covered In Black Ink by ClassicSix reviews
The official report says Noble Six had gone missing in action after the battle on Reach. However the unofficial report? Being recovered by the Office of Naval Intelligence B-312 is reassigned as the most dangerous asset the Office as to offer. His mission, to cover up an experimental Project previously funded by ONI. But what other secrets are hidden underneath all this black ink?
Crossover - Halo & Red vs. Blue - Rated: T - English - Adventure/Drama - Chapters: 9 - Words: 64,991 - Reviews: 70 - Favs: 304 - Follows: 371 - Updated: 2/27/2023 - Published: 12/17/2019 - SPARTAN-B312/Noble Six, Carolina, Tex/Allison, Wash
On the Wings of Fire by PyreElegy reviews
The dragons created by Morgoth long ago are a terrible sight to behold. Untold people have fallen to their might, wrought only by their hatred and darkness. That is, until one unseen act of luck and kindness changes the course of a small drakeling, and the entire balance of power in Middle Earth with it.
Lord of the Rings - Rated: T - English - Adventure/Fantasy - Chapters: 11 - Words: 71,630 - Reviews: 212 - Favs: 726 - Follows: 812 - Updated: 1/26/2023 - Published: 4/8/2021 - Gandalf, OC
The Last of the Brave (Old Story) by SuspectNutria reviews
With recent reports of the Banished using a newly-discovered planet between the UEG's Inner and Outer Colonies as a base, UNSC HIGHCOM has dispatched one of its newly-commissioned ships, the Harvest, to eliminate the threat. But this world the crew wakes up to has a dark, uncertain future ahead. Will the UNSC stop the Banished from conquering Remnant? Or die defending humanity?
Crossover - Halo & RWBY - Rated: M - English - Sci-Fi/Adventure - Chapters: 15 - Words: 119,343 - Reviews: 111 - Favs: 220 - Follows: 301 - Updated: 12/18/2022 - Published: 2/6/2021 - OC, J. Ironwood, Winter S.
The Bringers of Dawn by Zannerson reviews
Once, a star fell near the island of the Torrentine river's, Empowering the house of Dayne with the Sword of the Morning. Now another one has come, and it will bring more than just Steel and Power. The line of Dayne will enter a world greater than they ever knew.
Crossover - Halo & A song of Ice and Fire - Rated: M - English - Fantasy/Sci-Fi - Chapters: 10 - Words: 169,774 - Reviews: 34 - Favs: 160 - Follows: 223 - Updated: 12/8/2022 - Published: 2/15/2022
Mass Emile by Ranschaj reviews
Emile survives the two zealots at the end of Reach, and after surviving Covenant onslaught, finds himself in the ME universe. Kick-ass picture is thanks to freejimmy on deviantart
Crossover - Halo & Mass Effect - Rated: M - English - Adventure/Sci-Fi - Chapters: 11 - Words: 88,211 - Reviews: 885 - Favs: 1,190 - Follows: 1,449 - Updated: 10/30/2022 - Published: 12/11/2012 - Emile-A239/Noble Four
Daily war with monster girls by Masterdude21 reviews
With the help of the highly-motivated extra-species in the military, mankind holds their own against the brutal onslaught of the Covenant. In their haste to close the gap in space warfare, ONI stumbles upon Relay 314. Even as new enemies arise, the galaxy constantly thwarts Cortana's schemes to build the Master Chief the ultimate harem. Halo/Mass Effect/Monster Musume crossover.
Crossover - Halo & Mass Effect - Rated: M - English - Humor/Romance - Chapters: 28 - Words: 383,980 - Reviews: 1094 - Favs: 2,229 - Follows: 2,469 - Updated: 10/28/2022 - Published: 9/20/2016 - Master Chief/John-117, Cortana, Shepard
Atlas' Burden by abracadabrasaur reviews
When Yancy dies, Raleigh can't bring himself to abandon Gipsy. Recovering from the fight with Knifehead, he begins looking for a copilot, only to find that there's no one even close to what he needs. Marshal Pentecost gives him the option to try piloting solo. Does he rise to the occasion, or is the neural strain too much?
Pacific Rim - Rated: T - English - Sci-Fi/Hurt/Comfort - Chapters: 10 - Words: 48,607 - Reviews: 15 - Favs: 103 - Follows: 101 - Updated: 10/17/2022 - Published: 4/11/2022 - [Raleigh B., Chuck H.] Stacker P., Gipsy Danger
Star Wars x Halo: Forgotten Forerunner by Nightmarcher808 reviews
What if the Didact was not the only Forerunner still alive during Halo 4? What if this Forerunner awoke just after Cortana gained control over the guardians? Finally, what if this Forerunner fled from a Guardian to unexpectedly slip space into the star wars universe? Join Braga of Silence and Power as he helps the republic to true unity. OC x Ahsoka. Rated M for safety.
Crossover - Halo & Star Wars: The Clone Wars - Rated: M - English - Adventure/Romance - Chapters: 29 - Words: 177,081 - Reviews: 103 - Favs: 398 - Follows: 420 - Updated: 9/21/2022 - Published: 5/18/2018 - OC, Ahsoka T.
Thus the Commonwealth fought there by Faded Eagle reviews
when Nate, the sole survivor, gets a report of something strange in downtown Boston he assumes that it's an old foe, little does he realize that it is more than that
Crossover - Fallout & Gate - Jietai Kare no Chi nite, Kaku Tatakeri - Rated: T - English - Sci-Fi/Fantasy - Chapters: 29 - Words: 58,747 - Reviews: 93 - Favs: 160 - Follows: 195 - Updated: 9/16/2022 - Published: 11/1/2021 - Dogmeat, Sole Survivor, Preston G.
Broken Raptors by Joelcoxriley reviews
E is a young raptor unable to vocally communicate. Driven by isolation, loneliness, and fear, E seeks companionship in a slew of animals. Desperate for acceptance, E finds herself in a constant struggle between lonely, cautious survival, and foolish, desperate acts for a companion. Will the Indoraptor, mentally and physically scarred, be able to bond with another just as damaged?
Jurassic Park - Rated: M - English - Hurt/Comfort/Romance - Chapters: 25 - Words: 74,134 - Reviews: 55 - Favs: 79 - Follows: 79 - Updated: 9/12/2022 - Published: 7/29/2020 - [Velociraptor, Indoraptor] [Blue, OC]
Merciful Teeth by Joelcoxriley reviews
Biosyn created another Indominus Rex alongside their Giganotosaurus to reside within their Sanctuary. With the pair in shared territory, the Giganotosaurus attempts to court the Indominus. Courting, however, is difficult when three Tyrannosaurus are invading their home. Now the apex male must defend his home and his potential mate. *Zeb/Female Indominus*
Jurassic Park - Rated: T - English - Romance/Hurt/Comfort - Chapters: 5 - Words: 13,927 - Reviews: 8 - Favs: 12 - Follows: 13 - Updated: 9/1/2022 - Published: 8/2/2022 - T Rex, Henry W., Indominus Rex, Indoraptor
Courageous and Gentle by Joelcoxriley reviews
Owen Grady has a soft spot for raptors. E, a female raptor, just happens to hit all those spots. E faces a terminal illness that leaves her unable to vocally communicate with others of her kind. Wu is unwilling to provide treatment to a living failure that mars his perfection of evolution. Owen chooses to be her advocate, and her sole companion, much to the ire of Blue.
Jurassic Park - Rated: T - English - Hurt/Comfort/Tragedy - Chapters: 5 - Words: 13,028 - Reviews: 7 - Favs: 26 - Follows: 28 - Updated: 7/20/2022 - Published: 5/2/2022 - [Owen, OC] Velociraptor, Blue
Fallout: New Galaxy by OneUpForExcelsior reviews
Courier Six after a bloody battle in Big mountain is thrown into the mass effect universe nearly a thousand years before the events of the trilogy. How will the galaxy react to the Legend of the Mojave desert and its magnet of trouble? Rated M just to be sure.
Crossover - Fallout & Mass Effect - Rated: M - English - Humor/Adventure - Chapters: 9 - Words: 36,940 - Reviews: 34 - Favs: 188 - Follows: 268 - Updated: 7/15/2022 - Published: 3/24/2022 - Courier, Tali'Zorah, Aria T'Loak, OC
The Halo Effect: War and Civilization by free man writer reviews
A crossover years in the works. Civilizations rise and fall but to those that do stand, they prosper. They Expand. They reach out across the stars. But of course, such is a Universal law, War is never far behind. War is a language all civilized races speak and it is war most are familiar with. Co-written with BulletStormX. Halo/Mass Effect with a dash of Star Wars.
Crossover - Halo & Mass Effect - Rated: M - English - Sci-Fi/Adventure - Chapters: 13 - Words: 127,353 - Reviews: 375 - Favs: 866 - Follows: 1,106 - Updated: 7/4/2022 - Published: 7/28/2020
HALO Mass convergence by SapphireDawn11709 reviews
Two Universe collide after the Forerunners fall and the Reapers return, will the two branches of Humanity placed in their respective Systems by a Forerunner Monitor unite or fall, only time will tell in this epic clash. When the UNSC Exploration and Research Vessel Light of Sol discover a strange artifact, they are opened up to the rest of the Galaxy after millennia of isolation.
Crossover - Halo & Mass Effect - Rated: M - English - Sci-Fi - Chapters: 24 - Words: 82,670 - Reviews: 331 - Favs: 777 - Follows: 977 - Updated: 7/4/2022 - Published: 9/18/2016 - Master Chief/John-117, Cortana, J. Garson, Tali'Zorah
The Songbird by PyreElegy reviews
The 23rd age of doubt began thirty eight years ago, and while the discovery of the brutish race, the Jiralhanae, recently shook the Covenant, not much has changed for the Theocracy. However on the asteroid T’vao, a young Skirmisher is born and her story will shake the Covenant to its core. SI OC Skirmisher, starts 25 years before Harvest.
Halo - Rated: T - English - Sci-Fi/Adventure - Chapters: 32 - Words: 238,803 - Reviews: 937 - Favs: 1,322 - Follows: 1,469 - Updated: 6/19/2022 - Published: 6/17/2020 - OC, Rtas 'Vadumee, A. J. Johnson
GATE: Of Dragons and a Spirit of Fire by Pkd reviews
Few years after the events of Halo Wars, the UNSC Spirit of Fire finds themselves above the orbit of a unknown world without any clue to where they are and what brought them here. Faced with a new obstacle the crew of the Spirit of Fire descends upon the world where they meet new allies and enemies, along with an relic of the past, as they try to find a way back home.
Crossover - Halo & Gate - Jietai Kare no Chi nite, Kaku Tatakeri - Rated: T - English - Adventure/Fantasy - Chapters: 31 - Words: 69,143 - Reviews: 601 - Favs: 1,709 - Follows: 2,046 - Updated: 5/29/2022 - Published: 1/26/2018 - J. Cutter, E. Anders, OC, Third Recon
Beautifully Broken by Joelcoxriley reviews
In the dark of his cage, where there was nothing but fear and pain and rage-the quiet silence of the darkness was his nothing-his home. And then he met E. E became his something. But also something more than something. E became his home. And then E's babies-their babies-became something. Something more than something. They became his home, too. And a home was all he needed.
Jurassic Park - Rated: T - English - Romance/Hurt/Comfort - Chapters: 5 - Words: 15,491 - Reviews: 7 - Favs: 19 - Follows: 12 - Updated: 5/15/2022 - Published: 5/21/2021 - [Indoraptor, Velociraptor] OC
The Council vs Republic Redux by LegoDoc reviews
The Coalition of United Species, vs The Republic. This is effectively a remake of "TheHaloProjects" original story. To TheHaloProject, let me know how i did
Crossover - Star Wars & Halo - Rated: T - English - Sci-Fi - Chapters: 13 - Words: 40,125 - Reviews: 248 - Favs: 457 - Follows: 544 - Updated: 4/27/2022 - Published: 11/6/2019 - Anakin Skywalker, Obi-Wan K., Master Chief/John-117, A. J. Johnson
GATE: The American-Empire War by dragonfang33 reviews
A simple act of chance forever changes the course of history. On September 11th 2026: The Goddess Hardy unleashes the GATE not on Tokyo but on New York City, as war between the United States and the Saderan Empire explodes across the Special Region the greatest weapon maybe the one thing the US has long taken for granted: It's Ideals
Gate - Jietai Kare no Chi nite, Kaku Tatakeri - Rated: T - English - Adventure/Fantasy - Chapters: 6 - Words: 38,853 - Reviews: 89 - Favs: 173 - Follows: 215 - Updated: 4/12/2022 - Published: 9/24/2019
Sparatus' Folly by Carthienes reviews
A series of snippets telling the story of the Human-Citadel war, fought between the Human X-Com and the Turian Hierarchy. Originally published on Reddit. Based on the original X-Com UFO Defence (1994), not the Reboot!
Crossover - X-Com & Mass Effect - Rated: T - English - Sci-Fi - Chapters: 14 - Words: 21,693 - Reviews: 72 - Favs: 298 - Follows: 348 - Updated: 2/26/2022 - Published: 2/14/2022 - Complete
(Halo) Fireteam Ember: Lost by GYSGT Edwin
3 weeks after the events of Halo 3, a rogue scavenger ship destroys a UNSC cruiser, killing many of the crew. However, a piece, the Cryo bay, was left completely intact, and drifted for 2 years, moving outside the galaxy, and Fireteam Ember with it. At this point, Roland-400, the leader of Fireteam Ember, is suddenly awoken from his pod.
Halo - Rated: T - English - Adventure/Sci-Fi - Chapters: 1 - Words: 627 - Favs: 2 - Follows: 2 - Updated: 2/7/2022 - Published: 2/2/2022
Gate: The US & The German Empire Fought there by Metatron's Prophet reviews
In a fantasy world, two Gates open portal to other worlds. One lead to our world's Los Angeles, CA during 2018. The other leads to Berlin, Germany in 1912.
Gate - Jietai Kare no Chi nite, Kaku Tatakeri - Rated: T - English - Adventure/Fantasy - Chapters: 7 - Words: 12,511 - Reviews: 76 - Favs: 164 - Follows: 199 - Updated: 1/8/2022 - Published: 12/21/2018 - OC
The Wrong Time But The Right Hero by robotgod456 reviews
Sometimes all it takes to change the galaxy is having the right person in the wrong time. Trapped frozen for over 200 hundred years Izuku Midoriya awakens to a world that grows more and more unfamiliar to him. As ancient horrors start to awaken and the galaxy grows more darker sometimes all it really takes is one hero in a galaxy lacking of one.
Crossover - Mass Effect & My Hero Academia/僕のヒーローアカデミア - Rated: M - English - Adventure/Sci-Fi - Chapters: 8 - Words: 44,156 - Reviews: 40 - Favs: 245 - Follows: 313 - Updated: 1/8/2022 - Published: 10/31/2021 - Tali'Zorah, Izuku M.
GATE : Fields of Halkeginia by UN Peacekeeper reviews
From another world of magic and fantasy, a gate opens in the Streets of Ginza. An army clad in medieval and Renaissance armor with fantasy beings and magic invade Japan. The World unites to fight those aggressors and bring justice for the victims of this attack. Unknown to the people of Earth, one of its own is still trapped there waiting a chance if the possible return home.
Crossover - Familiar of Zero & Gate - Jietai Kare no Chi nite, Kaku Tatakeri - Rated: T - English - Fantasy/Adventure - Chapters: 14 - Words: 116,358 - Reviews: 525 - Favs: 713 - Follows: 787 - Updated: 11/29/2021 - Published: 8/23/2017
Mass Effect: Trailblazer by TallYapflip reviews
Humanity, left to its own devices for centuries, comes into contact with the Citadel Council. A misunderstanding leads to hostile first contact, and the UNSC is drawn into war with the Council shortly after the Insurrection's height. The Council finds itself face-to-face with a species that has broken the shackles of Mass Effect Technology. The Era of Humanity has only just begun.
Crossover - Halo & Mass Effect - Rated: M - English - Sci-Fi/Adventure - Chapters: 15 - Words: 73,932 - Reviews: 734 - Favs: 2,592 - Follows: 3,434 - Updated: 11/27/2021 - Published: 7/14/2017 - Master Chief/John-117, J. Keyes, Miranda L., Shepard
Families New and Old by Alrond Endil reviews
(Sequel to Life of a Weapon) Its been two years since the events of Fallen Kingdom, and Blue has never been happier. Her family is thriving and she lacks nothing, everything is perfect. But what will she do when a piece of her past is found just outside her paradise? What can she do?
Jurassic Park - Rated: T - English - Family - Chapters: 5 - Words: 35,573 - Reviews: 14 - Favs: 44 - Follows: 25 - Updated: 10/31/2021 - Published: 6/24/2021 - [Indoraptor, Blue] Owen, OC - Complete
Red (And Blue) Like Roses Volume 1 by Honorandglorytotheempire reviews
Many people have imaginary friends when growing up. It just so happens that Ruby's were much more colourful than most.
Crossover - Red vs. Blue & RWBY - Rated: T - English - Humor/Adventure - Chapters: 7 - Words: 30,410 - Reviews: 19 - Favs: 111 - Follows: 131 - Updated: 10/23/2021 - Published: 9/18/2021 - M. Caboose, Sarge, Wash, Ruby R. - Complete
For Earth and All Her Colonies by GADPELLAEON reviews
Post Human-Covenant War AU. After the Great War, all the UNSC wants to do is rebuild and live in the peace. A peace that so many died for. What happens when they learn that no matter what, war will always find them. Chapters Updated - Chapter 11 uploaded (07/08/2019) Any criticism and/or tips welcome.
Crossover - Halo & Mass Effect - Rated: T - English - Sci-Fi - Chapters: 13 - Words: 80,854 - Reviews: 519 - Favs: 1,726 - Follows: 2,357 - Updated: 10/14/2021 - Published: 12/27/2018 - Master Chief/John-117, Arbiter, J. Garson, Councilor Tevos
Wandering New Stars by RedKnight21 reviews
After saving the Capital Wasteland, freeing the Pitt, exploring Point Lookout, and taking an alien space ship, the Lone Wanderer is ready for a new adventure, among the stars. But the Lone Wanderer won't do this alone, he's got his crew, his friend, his dog, and his robot butler to go with him on this journey. Rated M for Language/Violence/and Lemon.
Crossover - Fallout & Mass Effect - Rated: M - English - Sci-Fi/Adventure - Chapters: 7 - Words: 112,146 - Reviews: 118 - Favs: 648 - Follows: 773 - Updated: 9/28/2021 - Published: 7/16/2019 - Lone Wanderer
Gate: Mojave by Trainalf reviews
Months after the Second Battle of Hoover Dam, the Mojave faces invasion once again from an enemy both familiar and new, but much more dangerous. Facing conquest, the Mojave and New Vegas must unite to survive, with one man at the forefront: Courier Six.
Crossover - Fallout & Gate - Jietai Kare no Chi nite, Kaku Tatakeri - Rated: T - English - Adventure/Western - Chapters: 4 - Words: 26,944 - Reviews: 25 - Favs: 118 - Follows: 173 - Updated: 9/26/2021 - Published: 10/25/2020 - Courier
Reckoning of the Reclaimers (Being Rewritten) by metts101 reviews
The Great War turned Humanity into something ugly. Their species' brush with extinction left a bitter taste in their mouths and they sought to rectify that the only way they knew how. Revenge. With the the subjugation of the Former Covenant species Humanity vowed never to fall to the alien again, but will an Alliance of Alien species change their outlook on the galaxy?
Crossover - Halo & Mass Effect - Rated: T - English - Sci-Fi - Chapters: 6 - Words: 41,721 - Reviews: 84 - Favs: 300 - Follows: 392 - Updated: 9/22/2021 - Published: 11/14/2020
Halo 4: A Rip in Time by SuperGenX reviews
The Chief has defeated the Didact, and Cortana sacrificed herself to save him. But is she really dead? Transported back to the year 2020, Cortana joins forces with a Hacker and his friends from the past to try and return to the future. Meanwhile in the future, the Master Chief must try to continue on after the loss of his closest friend. Rated M for Strong Language and Action.
Halo - Rated: M - English - Sci-Fi/Romance - Chapters: 28 - Words: 96,431 - Reviews: 165 - Favs: 199 - Follows: 253 - Updated: 9/10/2021 - Published: 11/29/2012 - Master Chief/John-117, Cortana
XCOM: Enemy Expanded by DarthHollow reviews
We defeated the Elders. We took their technology and made it our own to advance into the stars. After so long we surprisingly made allies while unsurprisingly made enemies. Now we find our place and stand firm in this galaxy. Pray to those that believe us weak. For we will not.
Crossover - X-Com & Mass Effect - Rated: M - English - Sci-Fi - Chapters: 8 - Words: 41,066 - Reviews: 54 - Favs: 265 - Follows: 395 - Updated: 9/8/2021 - Published: 8/6/2020
Adeptum Effectus by Reddevel360 reviews
"Killing a man will harden you. Fighting a war against genocide will harden a species. Why are we so ruthless Councilor? Because when fighting for your very existence, anything is acceptable."-Lord Hood. Featuring a Humanity that discovered the archives on Mars in the midst of fighting an war for their very survival, a war that destined to be a massacre turns into a stalemate -Hia
Crossover - Halo & Mass Effect - Rated: M - English - Sci-Fi/Tragedy - Chapters: 14 - Words: 90,584 - Reviews: 920 - Favs: 2,704 - Follows: 3,515 - Updated: 8/19/2021 - Published: 5/10/2019 - Master Chief/John-117, T. Hood, Admiral Hackett, Councilor Sparatus
The Greatest Prison by evevee reviews
Tracer never talked about her time as a lost soul. She's known now as the excitable Brit, the puppy of Overwatch, the fearless point on any offensive. Winston had always suspected some form of trauma, and Widow had proved that at King's Row. Unbeknownst to all, her true terror approaches, and as one wise man once said, "If you were his enemy...may god help you." -Cancelled
Crossover - Halo & Overwatch - Rated: M - English - Sci-Fi/Adventure - Chapters: 15 - Words: 71,649 - Reviews: 245 - Favs: 877 - Follows: 1,180 - Updated: 8/10/2021 - Published: 9/12/2016 - Master Chief/John-117, Arbiter, Amélie L./Widowmaker, Lena O./Tracer - Complete
Once a Rookie, Always a Rookie by Twisted Fate MK 2 reviews
(Credit to Adrasos on Archive and his story, Prepare to Drop, for the idea.) On the way down to New Mombasa, Rookie falls into the Slipspace Rupture and ends up crashing down on Menae, high above Palaven, while Shepard tries to find and rescue the new Primarch. From there, the war itself will shift and the fighting persists, but who knows what an ODST will add to the mix.
Crossover - Halo & Mass Effect - Rated: T - English - Adventure - Chapters: 62 - Words: 293,819 - Reviews: 608 - Favs: 1,247 - Follows: 1,455 - Updated: 7/31/2021 - Published: 9/27/2018 - Rookie, Shepard, Javik - Complete
The Fifth Option by RetardedMoth reviews
A more shrewd Sole Survivor rejects the paths laid out to them by the factions of Boston. Choosing a fifth option, they unite the Commonwealth as one. Now, years later, a unified humanity reaches for the stars. The Citadel and its people will have to adapt to these strange newcomers, and their weird technologies.
Crossover - Fallout & Mass Effect - Rated: T - English - Sci-Fi - Chapters: 7 - Words: 26,974 - Reviews: 40 - Favs: 377 - Follows: 544 - Updated: 7/18/2021 - Published: 6/21/2021
Flawed by Design by MephistAgain reviews
Year: 2558. Master Chief is returned triumphant to Infinity following the destruction of the Didact's ship, but the cost of humanity's salvation is steep this time - perhaps too steep. The UNSC's hero is a threat ONI can no longer abide. They've already pocketed 1 dirty secret. What to do with a legendary super soldier in a downward spiral? (Femme B312/117 pairing)
Halo - Rated: M - English - Adventure/Romance - Chapters: 37 - Words: 83,717 - Reviews: 83 - Favs: 252 - Follows: 301 - Updated: 7/11/2021 - Published: 9/16/2020 - Master Chief/John-117, SPARTAN-B312/Noble Six
An Evolved Halo Effect by FallenDispair reviews
A crossover of Mass Effect and Halo. The Forerunners were masters of Mass Effect technology 100,000 years ago before being destroyed by the Reapers. In an effort to defeat the Reapers the Forerunners created new technology not dependent on element zero. Reseeding the Halo species with technology/resources they could use to defeat the Reapers. Better summary inside.
Crossover - Halo & Mass Effect - Rated: M - English - Fantasy/Adventure - Chapters: 1 - Words: 21,112 - Reviews: 13 - Favs: 118 - Follows: 143 - Published: 7/7/2021
Noble Remains by RustedThunder reviews
As SPARTAN B-312, Noble Six stays behind on Reach. He fights not just for his life, but everyone that called Reach their home. Everyone that is a part of the UNSC. As his body finally gives out from his hours long final stand, he finds himself in a lush, emerald forest.
Crossover - Halo & RWBY - Rated: T - English - Sci-Fi - Chapters: 8 - Words: 27,908 - Reviews: 70 - Favs: 238 - Follows: 344 - Updated: 7/4/2021 - Published: 5/17/2017 - SPARTAN-B312/Noble Six, OC, Ozpin
Dangerzone by LonelyAlbinoKitsune reviews
A few legends find themselves in a reality that is facing a losing war, a UNSC Pilot gets shot down mid-air while going into the dangerzone finds himself alone in the large city with a heavy heart, and a Sangheili finds himself doubting the words of the Hiarch after encountering something he once thought was a barbaric species.
Crossover - Apex Legends & Halo - Rated: T - English - Sci-Fi/Tragedy - Chapters: 3 - Words: 7,183 - Reviews: 2 - Favs: 13 - Follows: 23 - Updated: 6/30/2021 - Published: 5/2/2021 - Mirage, Octane, Wraith
The Stranger with the Big Iron on her hip by Helljumper206 reviews
Bane of the Legion, the hero of the New Vegas and the N.C.R. How will the Galaxy fair against a women that can walk away from getting shot in the head twice, and walk like it was a morning wake up call while also eats scrambled deathclaw eggs for breakfast? Guess Shepard will find out once he meets the mad bomber of the Mojave.
Crossover - Fallout & Mass Effect - Rated: M - English - Adventure - Chapters: 8 - Words: 35,235 - Reviews: 43 - Favs: 338 - Follows: 450 - Updated: 6/26/2021 - Published: 8/3/2019 - Courier, ED-E, Garrus V., Shepard
Dragon Souls - Rekindled by Leider Hosen reviews
When the Dragon Cult tampers with forces beyond their control, they unwittingly open the door to a soulless world. Among the strange beings seeking asylum from their dead, ashen land, is a feeble cursed undead without a past. When two worlds meet, nothing is the same anymore.
Crossover - Elder Scroll series & Dark Souls - Rated: M - English - Supernatural/Adventure - Chapters: 10 - Words: 80,119 - Reviews: 86 - Favs: 138 - Follows: 166 - Updated: 6/23/2021 - Published: 7/18/2014
A Forgotten Spartan by WhyWorldWhy reviews
"Spartans never die, they're just missing in action." Noble Six never expected a second chance, but here he was, stranded in a snowy wasteland with hostile wildlife and a civilization barely keeping nature at bay. Preparing this planet for the Covenant will not be easy. Picking up a stray doesn't help much, but it's a start. But the past won't leave Noble Six alone...
Crossover - Halo & RWBY - Rated: T - English - Chapters: 3 - Words: 8,961 - Reviews: 23 - Favs: 111 - Follows: 154 - Updated: 4/22/2021 - Published: 7/8/2020 - SPARTAN-B312/Noble Six, Weiss S.
Element Halo by Iron Warriors reviews
When we started to expand past the Orin Arm of the Milkyway, we didn't know what to expect. Once we were out there though, things changed big time. For those brief 30 years we were the top dogs of the galaxy in all powers but like always when humanity reaches a higher seat of power, something always comes to make us fall... This time however the fall will cost our entire race.
Crossover - Halo & Mass Effect - Rated: T - English - Sci-Fi - Chapters: 24 - Words: 89,050 - Reviews: 274 - Favs: 630 - Follows: 881 - Updated: 4/15/2021 - Published: 12/11/2017 - OC
To Infinity by creamofwheat2311 reviews
After discovering an ancient artifact, the UNSC's most advanced warship and a Sangheili Assault Carrier are transported to a universe unlike anything they have ever seen, and forced into a war against a foe they never could have imagined.
Crossover - Halo & Mass Effect - Rated: T - English - Sci-Fi/Adventure - Chapters: 53 - Words: 473,247 - Reviews: 4117 - Favs: 5,799 - Follows: 6,750 - Updated: 3/30/2021 - Published: 10/9/2013 - Master Chief/John-117, Arbiter, T. Lasky, Shepard
Cold Machines by BattleUnit3 reviews
They studied Organics. All they ever saw was fear from Sentient Synthetics. Geth had no place in their world. But by chance they discovered a species on the brink of extinction. They worked along side their creations as equals. They didn't care who or what you are. They only cared about their City.
Crossover - Mass Effect & Frostpunk - Rated: T - English - Adventure - Chapters: 15 - Words: 33,405 - Reviews: 478 - Favs: 1,230 - Follows: 1,625 - Updated: 2/5/2021 - Published: 5/17/2018
The Spirit of Humanity by Kazlin reviews
After decades of ponderous travel through space the UNSC Spirit of Fire stumbles across the drifting tomb of Humanities greatest hero. Within the ship they find the means of possibly making it home, but to get there they will have to make alliances that could upend the balance of power in the Galaxy and change everything the Council races thought true.
Crossover - Halo & Mass Effect - Rated: M - English - Sci-Fi - Chapters: 5 - Words: 20,227 - Reviews: 204 - Favs: 875 - Follows: 1,363 - Updated: 1/5/2021 - Published: 5/24/2018
The Effect Of a Boogeyman by Arion Spartan reviews
After completing his latest mission Commander Shepard gets a message about a new recruit.
Crossover - Mass Effect & John Wick - Rated: M - English - Suspense/Sci-Fi - Chapters: 3 - Words: 8,657 - Reviews: 18 - Favs: 190 - Follows: 254 - Updated: 12/24/2020 - Published: 10/25/2019 - Illusive Man, Miranda L., Shepard
Halo Mass Effect : Colonial War by tobiisagoodboy94 reviews
When a research ship finds a anomoly at the edge of Harvests system, a young militiaman and the whole UNSC are thrown into a galaxy much larger than they could have dreamed. Pre-war UNSC, with a mixture of Halo and Mass Effect characters and some OCs, all fighting for humanitys and maybe, if time and money is left over, the Citadels future.
Crossover - Halo & Mass Effect - Rated: M - English - Sci-Fi/Adventure - Chapters: 12 - Words: 65,351 - Reviews: 112 - Favs: 212 - Follows: 304 - Updated: 12/8/2020 - Published: 1/11/2017 - T. Lasky, OC, Garrus V., Shepard
Halo, Equestrian Covenant by ShadySteps reviews
Equestria, the stellar empire long joined together with the Covenant has commissioned an inquisition into the crusade against Humanity, such a monumental task falls into the hooves of the diligent Twilight Sparkle. Granted the title of Inquisitor can the Unicorn bring herself to admit the terrible truth should she find it?
Crossover - My Little Pony & Halo - Rated: T - English - Adventure/Sci-Fi - Chapters: 19 - Words: 68,905 - Reviews: 12 - Favs: 40 - Follows: 45 - Updated: 11/7/2020 - Published: 8/13/2019 - Twilight Sparkle, J. Keyes
Mass Effect: Children of the Moons by OmegaEntertainment reviews
"Humanity always knew, when we looked to the stars, that there could be an apex predator out there. However, while we knew that those predators could find us at the heart of our civilization, we could have never predicted that they would offer us Preservation." Rated M for Necromorphs and Brethren Moons, no other reason is needed for the rating.
Crossover - Mass Effect & Dead Space - Rated: M - English - Sci-Fi/Horror - Chapters: 13 - Words: 49,281 - Reviews: 116 - Favs: 516 - Follows: 616 - Updated: 8/7/2020 - Published: 12/11/2017 - Harbinger, Shepard, Isaac C., OC
Noble's Eye by NickKap reviews
Jun-A266 (aka Noble Three) is transported to a distant world, far away from the horrors of the Human-Covenant War, only to be dragged into a galactic rebellion by a farm boy and an old hermit.
Crossover - Star Wars & Halo - Rated: T - English - Sci-Fi/Adventure - Chapters: 12 - Words: 67,658 - Reviews: 208 - Favs: 588 - Follows: 757 - Updated: 7/19/2020 - Published: 11/19/2013 - Luke S., Jun-A266/Noble Three
Re: Devil King by Dantegrey reviews
Magnus, the Strongest Campione of his Era, meet his end at the hands of a Pantheon. But Pandora never abandons her children and Magnus, now found himself embroiled in an entirely new world, with their own wars and disasters ready to occur. As a Campione, Magnus was irrational, as a small Kobold of the Dragon Empire, carving his way into the world, he is even worse. [AU, OCcentric]
Crossover - Campione!/カンピオーネ! & Re:Monster/リ・モンスター - Rated: M - English - Adventure - Chapters: 11 - Words: 135,587 - Reviews: 164 - Favs: 669 - Follows: 682 - Updated: 7/19/2020 - Published: 12/31/2018
Republic In A Sea of Time by Wanderer101 reviews
On a strange world called Earth eight races begin their first steps toward civilization. As they grow and advance these eight races may be all that stands between the galaxy and extinction. Mass Crossover
Crossover - Civilization Series & Mass Effect - Rated: T - English - Sci-Fi/Fantasy - Chapters: 4 - Words: 25,027 - Reviews: 24 - Favs: 138 - Follows: 164 - Updated: 7/1/2020 - Published: 5/24/2020
Idiots, Freelancers, and Spartans by Wanderer3000 reviews
A handful of Spartans find themselves stuck in the Red Vs. Blue universe. Eventually they all cross paths with the iconic red and blue misfits. While not use to such a rowdy and undisciplined group of supposed soldiers, the Spartans, one way or another find themselves allied with the Reds and Blues and helping them face against enemies both familiar and unfamiliar.
Crossover - Halo & Red vs. Blue - Rated: M - English - Adventure/Friendship - Chapters: 1 - Words: 8,626 - Reviews: 1 - Favs: 8 - Follows: 7 - Published: 5/22/2020
The Howling Dark by smart grid reviews
Two years have passed since the dark day that humanity's best was extinguished. Now it appears that the dead Shepard is not so dead, and that the enemies Jorge helped defeat, are not so defeated. Shepard is going to need humanity's best to take on the genocidal threat of the Collectors. Fortunately for her, Jorge has volunteered to help.
Crossover - Halo & Mass Effect - Rated: T - English - Sci-Fi/Adventure - Chapters: 7 - Words: 24,941 - Reviews: 159 - Favs: 661 - Follows: 899 - Updated: 5/12/2020 - Published: 3/4/2019 - Jorge-052/Noble Five, Shepard
Wasteland Gate by KyliaQuilor reviews
Following the NCR Victory at Second Hoover Dam, Victoria Fernandez, the Courier who made it happen, learns from Mr. House's files of a top-secret pre-War Military project called "Project Blue Book" under Cheyenne Mountain. Curiosity and concern at what House was planning sends Victoria on a trip across the West - and then into the stars as the Wasteland rediscovers the Stargate.
Crossover - Stargate: SG-1 & Fallout - Rated: T - English - Adventure/Sci-Fi - Chapters: 11 - Words: 66,296 - Reviews: 47 - Favs: 114 - Follows: 151 - Updated: 4/4/2020 - Published: 2/25/2019 - S. Carter, Courier, Arcade G., Veronica S.
Timelost by AdamZeeper reviews
Jack Joyce failed to fix his timeline, and was thrown into the body of his alternate self of another timeline. A body that has experienced an arrow to the knee... (Quantum Break MC in Skyrim)
Crossover - Elder Scroll series & Quantum Break - Rated: T - English - Adventure/Friendship - Chapters: 4 - Words: 3,605 - Reviews: 2 - Favs: 11 - Follows: 10 - Published: 3/30/2020 - Dragonborn/Dovahkiin
Liberty Shall Never Perish by E-Tacito reviews
During the attack on Ginza some off duty soldiers are captured and sold into slavery. This is their struggle for freedom.
Gate - Jietai Kare no Chi nite, Kaku Tatakeri - Rated: M - English - Adventure - Chapters: 3 - Words: 9,387 - Reviews: 9 - Favs: 13 - Follows: 18 - Updated: 3/11/2020 - Published: 9/21/2019
Hero of Honour by Stephano1294 reviews
What happens if Izuku was born with a quirk? One that belongs to a species from Halo? Well, He ends up with a worse start to his life than his quirkless self
Crossover - My Hero Academia/僕のヒーローアカデミア & Halo - Rated: M - English - Hurt/Comfort/Romance - Chapters: 6 - Words: 21,418 - Reviews: 26 - Favs: 337 - Follows: 403 - Updated: 2/27/2020 - Published: 10/8/2019 - [Izuku M., Momo Y., Tsuyu A., Mina A.]
The Leviathan and The Relic by Ludum reviews
The fleeing refugees of the 12 Colonies encounter the UNSC Infinity. It seems that their problems are over as the UNSC can easily steamroll the Cylons with just this one ship. But what if the Cylons knew of a weapon that can wipe out all humanity more efficiently than nuclear bombardment of 12 planets?
Crossover - Halo & Battlestar Galactica: 2003 - Rated: T - English - Chapters: 2 - Words: 11,636 - Reviews: 134 - Favs: 319 - Follows: 486 - Updated: 12/31/2019 - Published: 6/23/2019
Into the Black by IronSaint98 reviews
A single pulse laser shot changed the fate of the UNSC Bismarck and her crew. Twenty-four hundred souls sent adrift through realities. Arriving in a no name system without any idea of where or when they are it is up to their Captain to see them to calm waters. But fate does not like to be denied, and their actions will have consequences.
Crossover - Star Wars & Halo - Rated: T - English - Sci-Fi/Fantasy - Chapters: 6 - Words: 20,918 - Reviews: 72 - Favs: 187 - Follows: 274 - Updated: 12/14/2019 - Published: 6/22/2019
Contact at the Citadel by wilkins75 reviews
Sequel to Contact of Kobol and Contact of Races. Earth and other worlds are united in the Tau'ri Alliance, with the advance technology from the Ancients and the Asgard they are the most advanced culture in the Galaxy. Now they must travel to a distant galaxy to finish the mission of the Destiny only to contact the Citadel Council and the Reapers. (Stargate Sg1/Mass Effect)
Crossover - Stargate: SG-1 & Mass Effect - Rated: T - English - Adventure/Sci-Fi - Chapters: 21 - Words: 177,578 - Reviews: 1231 - Favs: 1,517 - Follows: 1,804 - Updated: 11/18/2019 - Published: 4/23/2018
Mimic Effect by Brodusa reviews
What if humanity was a hybrid of the dreaded Typhon, how would the galaxy at large handle them knowing they can be everyday objects.
Crossover - Mass Effect & Prey - Rated: M - English - Sci-Fi/Adventure - Chapters: 2 - Words: 3,986 - Reviews: 22 - Favs: 59 - Follows: 78 - Updated: 10/24/2019 - Published: 10/19/2019
Spartan and Wolf: Realities Collide by Arisentactica reviews
Chief and Cortana drift to a forerunner planet in the remains of the Forward Unto Dawn. In another timeline, in another part of the Galaxy, an admiral is the lone survivor of a costly battle. Will they meet? Will they become allies or bitter enemies? Where will they go and what will they do? M for blood, gore, and language. DROPPED!
Crossover - Halo & Mass Effect - Rated: M - English - Sci-Fi/Adventure - Chapters: 7 - Words: 36,109 - Reviews: 37 - Favs: 165 - Follows: 222 - Updated: 9/18/2019 - Published: 10/11/2018 - Master Chief/John-117, Cortana, Librarian, OC
The UNSC and the Citadel Council by Lord Okkirke reviews
What if it had not been the Systems Alliance that made made first contact with the Citadel Species but a UNSC that never encountered the Covenant? The Story begins in 2607 CE(Mass Effect timeline is adjusted by 450 years to line up properly) with the First Contact War.
Crossover - Halo & Mass Effect - Rated: T - English - Chapters: 1 - Words: 6,176 - Reviews: 45 - Favs: 208 - Follows: 314 - Published: 9/14/2019
Awakened Destiny by EventuallyConcedes reviews
After the Fall of Reach, Noble Team and Master Chief are forced to work together during the events of the first Halo ring. Chief must learn to work within a Team, whilst Noble try and understand the Halo ring and the secrets it hides. Sequel to Forevermore, rated M for language. Pairings include Jorge/Six (Scarlett) & Carter/Kat in later chapters.
Halo - Rated: M - English - Adventure/Romance - Chapters: 11 - Words: 23,909 - Reviews: 19 - Favs: 56 - Follows: 60 - Updated: 8/30/2019 - Published: 12/15/2013 - Master Chief/John-117, Jorge-052/Noble Five, Carter-A259/Noble One, SPARTAN-B312/Noble Six
Semper Invicta by Some Madman reviews
The appearance of a mysterious gate in Jacinto City gives the battered COG something it hasn't had in years: a second chance, and a place to begin anew. But does salvation for the people of one world spell doom for those of another? (Will update when I get my Gears mojo back & rework some plot points.)
Crossover - Gears of War & Gate - Jietai Kare no Chi nite, Kaku Tatakeri - Rated: M - English - Fantasy/Suspense - Chapters: 11 - Words: 134,260 - Reviews: 166 - Favs: 350 - Follows: 376 - Updated: 8/7/2019 - Published: 2/14/2018
Warhammer 40K: Forward Unto Dawn by JintaRequim reviews
Masterchief once thought the flood was horrifying, but he doesnt know how vast and scary the galaxy is...
Crossover - Warhammer & Halo - Rated: T - English - Sci-Fi/Adventure - Chapters: 2 - Words: 33,334 - Reviews: 19 - Favs: 71 - Follows: 75 - Updated: 6/17/2019 - Published: 6/24/2017 - Complete
Days for the Lost by Superemopowerz reviews
Spartan-008 should have been dead. No one could have survived a slip-space anomaly. Now thrust into a new world; where humanity is slowly dying from the undead and not from the Covenant. Li-008 must do whatever it takes to survive in this new hell. Well, there is one thing Spartans never die, they just go missing in action.
Crossover - Halo & Walking Dead - Rated: M - English - Sci-Fi/Adventure - Chapters: 7 - Words: 46,054 - Reviews: 89 - Favs: 283 - Follows: 334 - Updated: 5/25/2019 - Published: 1/11/2017 - Li-008
Operation Noah by Azrael The Deplorable reviews
Join Black and Blue team on a journey on Maethrillian to help end a galactic genocide of a neighboring galaxy to secure Forerunner artifacts, tech, and ships. Will they succeed in ending the Reaper menace alongside with the help of Commander Shepard and crew? Or will there be more bodies for the grave? Disclaimer I do not own Halo or Mass Effect.
Crossover - Halo & Mass Effect - Rated: M - English - Adventure/Sci-Fi - Chapters: 6 - Words: 57,309 - Reviews: 71 - Favs: 177 - Follows: 240 - Updated: 5/19/2019 - Published: 9/9/2018 - Master Chief/John-117, 049 Abject Testament, J. Garson, Liara T'Soni
Courier Six, Izuku Midoriya by ComradeChicken reviews
Inspired by Soulofnone911. After being transported to the Mojave, Izuku Midoriya begins a new life as the courier. After being whisked back to Japan and UA, he finds himself feeling differently about the way hero society works.
Crossover - Fallout & My Hero Academia/僕のヒーローアカデミア - Rated: T - English - Chapters: 18 - Words: 43,950 - Reviews: 155 - Favs: 530 - Follows: 534 - Updated: 3/24/2019 - Published: 8/26/2018 - Courier, Izuku M. - Complete
No Differences by NamThunder reviews
Humans and Quarians. Androids and Geth. Both are the same yet different. AU. Attention: CANCELLED
Crossover - Mass Effect & Detroit: Become Human - Rated: T - English - Chapters: 7 - Words: 7,020 - Reviews: 53 - Favs: 76 - Follows: 111 - Updated: 3/21/2019 - Published: 6/19/2018 - J. Garson, Connor, Markus, OC
Republic of Terra by SonoftheLost reviews
From the very begin, we wondered if we are alone. If we have a place in the universe beyond our world. Now we take our steps out of the crib and into worlds beyond our own. Under the command of the Republic of Terra and the Chancellor at the helm, humanity is unified and ready to face anything we may face.
Crossover - Civilization Series & Mass Effect - Rated: M - English - Spiritual/Sci-Fi - Chapters: 6 - Words: 16,354 - Reviews: 29 - Favs: 150 - Follows: 199 - Updated: 2/6/2019 - Published: 5/21/2018
Noble Intentions by The Apache reviews
AU where in halo reach (the mission where you destroy the AA guns and the spire) where noble team gets teleported by the spire to an unknown land, where strange and unnatural things occur. With new allies and enemies, noble team must survive this unforseen predicament, it won't be easy for them but then again, Spartans never die...
Crossover - Halo & League of Legends - Rated: M - English - Sci-Fi/Supernatural - Chapters: 4 - Words: 2,093 - Reviews: 2 - Favs: 8 - Follows: 13 - Updated: 2/3/2019 - Published: 2/1/2019 - Carter-A259/Noble One, Catherine-B320/Kat/Noble Two, Irelia, Riven
The Glass Cage by LadyReclaimer reviews
Cortana awakens to a strange mental prison, where she discovers a horrible truth about where she is and who is betraying the master chief. *Halo 5 spoilers*
Halo - Rated: K+ - English - Romance/Suspense - Chapters: 19 - Words: 67,436 - Reviews: 168 - Favs: 305 - Follows: 393 - Updated: 1/26/2019 - Published: 12/25/2015 - [Cortana, Master Chief/John-117] IsoDidact/Bornstellar Makes Eternal Lasting, Warden Eternal
A SPARTAN and a Huragok Abroad: Sera Ahoy! by Camolot the Creator reviews
A Huragok and a SPARTAN-II, completely by accident, take the Covenant heavy corvette Ardent Prayer for a universe-hopping joyride. Perhaps some good can come of this? And what kind of idiot names their planet Sera? The first arc in what I hope to be a series of fics, all orbiting around Jorge-052, a huragok named Bobs Occasionally and the Ardent Prayer.
Crossover - Halo & Gears of War - Rated: T - English - Sci-Fi - Chapters: 7 - Words: 20,099 - Reviews: 31 - Favs: 138 - Follows: 173 - Updated: 1/1/2019 - Published: 2/1/2017 - Jorge-052/Noble Five
Independence Day: Mass Contact by D'terran reviews
Over 150 years after the War of 1996, the United Systems Alliance now has to face the wider galaxy with fewer ships, better tech, and a fear of alien species caused by a war that united the world against a very real alien threat. Now they have new troubles on the horizon...
Crossover - Mass Effect & Independence Day - Rated: T - English - Sci-Fi/Adventure - Chapters: 3 - Words: 9,630 - Reviews: 93 - Favs: 362 - Follows: 461 - Updated: 12/29/2018 - Published: 8/11/2018
Ashes of a new world by Urdnot Goat reviews
She wanted a life of adventure and she got it, now she wonders if it's too late to back out. She did not sign up for dragons or civil wars and she most definitely did not sign up for a certain other worldly warrior. He wanted a world filled with humans once more and he got it, now he wonders if man is worth saving. He most definitely did not sign up for more Gods-damned dragons.
Crossover - Elder Scroll series & Dark Souls - Rated: M - English - Adventure - Chapters: 2 - Words: 9,273 - Reviews: 26 - Favs: 79 - Follows: 101 - Updated: 12/27/2018 - Published: 12/5/2018
Lonely Hunters by saphira and shruikan reviews
[AU where the Indoraptor survives the end of the movie, learns how to be a functional wild animal, and has raptor babies with Blue. Kinda-sorta written in the style of White Fang, and purely PURELY self-indulgent.]
Jurassic Park - Rated: K+ - English - Hurt/Comfort/Romance - Chapters: 3 - Words: 16,674 - Reviews: 49 - Favs: 121 - Follows: 94 - Updated: 12/26/2018 - Published: 8/7/2018 - Claire, Owen, Indoraptor, Blue
Star Wars II5 Spartan Chronicles Rebirth by SpartanPrime101 reviews
Following a battle with a Covenant Remnant Fleet, a Sangheili Brigantine and its escorts end up in a different galaxy far awa. Now its crew of battle hardened warriors and a disgraced Spartan must fight to restore peace to a galaxy torn by civil war...or perish at the hands of the Sith. OC Spartan/Aayla Secura/Shaak Ti. Future Harem. Rated M for language, violence & sexual content.
Crossover - Halo & Star Wars: The Clone Wars - Rated: M - English - Adventure/Romance - Chapters: 5 - Words: 23,293 - Reviews: 29 - Favs: 176 - Follows: 185 - Updated: 11/11/2018 - Published: 3/7/2017 - OC, Aayla Secura, Shaak Ti
The Roads of War by Sierra.BN312 reviews
Our galaxy is home to billions of stars, each star could hold new life, and every life holds a new story. Commander Jane Shepard attempts to rally the galaxy against the Reaper threat, but a distress signal leads her to discover more than what she bargained for.
Crossover - Halo & Mass Effect - Rated: M - English - Sci-Fi/Adventure - Chapters: 6 - Words: 74,095 - Reviews: 141 - Favs: 754 - Follows: 1,054 - Updated: 10/25/2018 - Published: 4/30/2017 - Master Chief/John-117, Cortana, Shepard
Un encuentro menos violento by Whynotman 234 reviews
Una linea de tiempo según yo, un tanto mas orgánica entre ambos universo.
Crossover - Halo & Mass Effect - Rated: K+ - Spanish - Sci-Fi - Chapters: 2 - Words: 3,812 - Reviews: 2 - Favs: 10 - Follows: 11 - Updated: 10/21/2018 - Published: 10/14/2018
Lord of Sin by Zanderlux reviews
The glory of the old world may have started shining thanks to three individuals, but the wasteland has only gotten worse. When a gate opens in the northern territory of vegas, an army starts invading. They didn't seem to get the memo though. They forgot not to bring knives to a gun fight. Now their homeland and the invading JSDF will have to suffer for it.
Crossover - Fallout & Gate - Jietai Kare no Chi nite, Kaku Tatakeri - Rated: M - English - Sci-Fi/Fantasy - Chapters: 14 - Words: 92,926 - Reviews: 71 - Favs: 192 - Follows: 234 - Updated: 10/13/2018 - Published: 1/13/2018
Mass Effect: First Contact by Kralizec314 reviews
The year is 2597, ten years after the Insurrection came to an end, and the UNSC now reign supreme over all Humans in the galaxy. But now, the Outer Colony of Harvest has come under attack from a conquering alliance of alien races; the UNSC must resist them and claim it's place in the galaxy.
Crossover - Halo & Mass Effect - Rated: M - English - Sci-Fi - Chapters: 5 - Words: 23,040 - Reviews: 141 - Favs: 378 - Follows: 534 - Updated: 9/29/2018 - Published: 3/28/2016
The Obligatory Coffee Scene by Church Shepard reviews
War never changes Sometimes, no matter your race or creed, you forget what's worth fighting for. War does that to everyone. It's vital to take a moment, any moment, and remember how each of those little moments we experience every day, make life worth living. And wars worth winning. Short story taken from my main xover
Crossover - Halo & Mass Effect - Rated: T - English - Humor/Friendship - Chapters: 1 - Words: 2,278 - Reviews: 3 - Favs: 8 - Follows: 6 - Published: 9/25/2018 - Arbiter, Garrus V., Shepard, Javik - Complete
GATE Thus XCOM Fought there by Cronus Prime reviews
After the Invasion of the Aliens in 2015, humanity proved it was a powerful force to be reckoned with. The Invaders were defeated and their technology was used to advance civilisation by several years. However, a mysterious GATE has appeared in Japan, and what had came through it has made a grave mistake...and Humanity doesn't take harm to it's people lightly. Viligo Confido!
Crossover - X-Com & Gate - Jietai Kare no Chi nite, Kaku Tatakeri - Rated: M - English - Sci-Fi/Fantasy - Chapters: 7 - Words: 36,863 - Reviews: 61 - Favs: 210 - Follows: 249 - Updated: 9/15/2018 - Published: 7/3/2018 - OC, Rory, Third Recon, Yao
The Strange Ship by regularmother reviews
In a hunt for raw materials for their people, Quarian explorers open a new mass relay. What awaits them on the other side is nothing they could have ever expected. Pre-Mass Effect 1, Post-Halo 4; AU only where necessary to mash two universes together and create something resembling a coherent storyline.
Crossover - Halo & Mass Effect - Rated: M - English - Sci-Fi - Chapters: 9 - Words: 48,490 - Reviews: 288 - Favs: 1,110 - Follows: 1,614 - Updated: 9/4/2018 - Published: 10/25/2016
Shattered Angel by NightWolf89 reviews
A helljumper with a scarred past takes a mission to a galaxy far, far away, and gets involved in a whole new war
Crossover - Star Wars & Halo - Rated: M - English - Sci-Fi - Chapters: 11 - Words: 44,139 - Reviews: 21 - Favs: 77 - Follows: 92 - Updated: 9/3/2018 - Published: 10/11/2017
Out From the Dark and Into the Cold by Isaac the Unyielding reviews
With Alduin drawing closer and no Dragonborn in sight, Akatosh is forced to find someone who can replace the Dragonborn and fulfill their destiny. The replacement isn't fully aware of what his destiny entails, but with dragons flying around, a civil war, and him almost losing his head, he could really care less
Crossover - Elder Scroll series & Dark Souls - Rated: T - English - Adventure - Chapters: 3 - Words: 16,725 - Reviews: 25 - Favs: 92 - Follows: 127 - Updated: 8/17/2018 - Published: 2/9/2018 - Alduin, Akatosh, Pyromancer
What Still Remains? by DeathBladeVI reviews
Humanity managed to reach the stars after blowing itself back to the stone age. The quarians escaped the Veil and headed deeper into unknown space, colonizing worlds there. From there, humanity and the quarian people must deal with what the galaxy throws at them, whether that is rogue Spectre or a bureaucratic Council. Oh. And they have to deal with each other, of course.
Crossover - Fallout & Mass Effect - Rated: T - English - Fantasy/Sci-Fi - Chapters: 1 - Words: 3,742 - Reviews: 13 - Favs: 133 - Follows: 201 - Published: 7/1/2018
The Human War by Generatedname reviews
The Citadel Council is a peaceful conglomerate of races, blissfully unaware of the horrors that lurk beyond their space. Humanity, meanwhile, is a race that has fought against these alien horrors ever since they made contact. What will happen when the two societies meet? Will peace follow war? Or is the Citadel Council doomed to fall to humanity? Rewrite of When Civilizations Meet.
Crossover - X-Com & Mass Effect - Rated: T - English - Sci-Fi - Chapters: 13 - Words: 138,222 - Reviews: 743 - Favs: 2,087 - Follows: 2,696 - Updated: 5/30/2018 - Published: 3/29/2016
I am Omega: The Last The End by DaveTheCanner reviews
After achieving victory, albeit a Pyrrhic one at that, the UNSC decides pursue a proposal stated by one of its officers to explore a new galaxy, accidentally discovered after the fall of Reach. As the UNSC starts becoming involved in the politics of this new galaxy, another officer, whose position in the military was achieved controversially, starts revealing his top secret.
Crossover - Star Wars & Halo - Rated: M - English - Sci-Fi/Adventure - Chapters: 12 - Words: 36,564 - Reviews: 6 - Favs: 29 - Follows: 29 - Updated: 5/11/2018 - Published: 8/26/2017
Mass Effect: Independence by reddog24485 reviews
In the year 2157 CE Citadel Counsel makes first contact with the Race of Humanity. Though this would hardly be Humanities first contact with Aliens. Now they must figure out what to do about this Technologically advanced and very Independent Race. Rated M for Mass Effect.
Crossover - Mass Effect & Independence Day - Rated: M - English - Chapters: 1 - Words: 1,848 - Reviews: 47 - Favs: 315 - Follows: 467 - Published: 5/7/2018 - Shepard
They Shall Not Pass! by Grubkiller19 reviews
Mankind has been through so much in it's struggle for survival. But the Empire has no regard for Man's problems. Only for its own quest for power and domination. The Empire moves to subjugate the only people that has ever dared to defy them. But they will find that to be a difficult endeavor. DISCONTINUED.
Crossover - Star Wars & Halo - Rated: T - English - Adventure/Drama - Chapters: 13 - Words: 65,810 - Reviews: 131 - Favs: 211 - Follows: 218 - Updated: 4/29/2018 - Published: 5/2/2017 - Thrawn, Ahsoka T., Master Chief/John-117 - Complete
New Haven by WDO345 reviews
One/Shot. Crossover idea. Earth has died and XCOM has transported the survivors onto Westeros. Up for Adoption.
Crossover - X-Com & Game of Thrones - Rated: T - English - Chapters: 2 - Words: 8,736 - Reviews: 23 - Favs: 43 - Follows: 61 - Updated: 4/18/2018 - Published: 7/9/2017
Demon And Wolves by williamlim3 reviews
What if Noble Six was saved from his death by the Pillar of Autumn, and then became Master Chief's Partner-in-Crime? One, a lone wolf by choice, one a lone wolf by fate. AU. First Fanfic so i apologize in advance.
Halo - Rated: T - English - Sci-Fi/Adventure - Chapters: 36 - Words: 148,303 - Reviews: 306 - Favs: 812 - Follows: 814 - Updated: 4/16/2018 - Published: 10/11/2012 - Master Chief/John-117, SPARTAN-B312/Noble Six
Fallout: City of the Deep Below by SonoftheLost reviews
Years have pasted and a tentative peace between the East Coast BoS and Mr. House has caused a new age unseen since before the Great War. But the one man that was keeping the two factions in line has disappeared. Now sent on a job he doesn't remember he must delve into a hidden city built by some of the greatest mind of the Old World. But it isn't any better than the Wastelands.
Crossover - Fallout & BioShock - Rated: M - English - Sci-Fi/Adventure - Chapters: 1 - Words: 2,156 - Reviews: 8 - Favs: 23 - Follows: 25 - Published: 3/23/2018
Forging On by drakon49 reviews
The UNSC Infinity finds itself stranded on a world dominated by oceans and pirates. An ODST and his friend a Sangheili Swordsman get separated from their ship. What adventures are there to be had. And will the crew of the infinity survive?
Crossover - Halo & One Piece - Rated: M - English - Adventure/Sci-Fi - Chapters: 12 - Words: 50,058 - Reviews: 30 - Favs: 46 - Follows: 58 - Updated: 3/10/2018 - Published: 10/7/2016 - Master Chief/John-117, T. Lasky, OC
Battlestar Galactica: The Guiding Fire by GunnyStacker reviews
199 days after the Cylon attack on the 12 Colonies, a chance encounter brings the Colonial Fleet in contact with the UNSC Spirit of Fire after the events of the Forerunner Shield World. Can they work together to reach UNSC space before the Cylons wipe them all out and manage to overcome the odds without killing each other first?
Crossover - Halo & Battlestar Galactica: 2003 - Rated: T - English - Sci-Fi/Drama - Chapters: 13 - Words: 157,922 - Reviews: 607 - Favs: 1,169 - Follows: 1,443 - Updated: 2/2/2018 - Published: 11/13/2016 - J. Cutter, Serina, W. Adama, K. Thrace/Starbuck
The Indominus effect (Mass effect) by RedLightningD608 reviews
It has been over 100 years since humanity discovered Dark Matter and harnessed its volatile power to devastate the very foundation of the galaxy and its various species. Now a century after the Dark Matter war, what secrets lay buried in the savage minds of the beast that use to be humanity and how can a handful of aliens unlock whats been forgotten? (Hiatus Pending...)
Crossover - Jurassic Park & Mass Effect - Rated: T - English - Sci-Fi/Adventure - Chapters: 9 - Words: 61,023 - Reviews: 59 - Favs: 178 - Follows: 206 - Updated: 2/2/2018 - Published: 8/14/2017 - Indominus Rex, J. Garson, Garrus V., Nihlus K.
Blades In The Darkness by EliteZealot936 reviews
The battle for Atollon saw the destruction of many of the fledgling Rebellion's ships and other forces, to most, it would seem like just another Imperial victory. However, several visitors from beyond the galaxy may change that. For better or worse remains to be seen.
Crossover - Star Wars & Halo - Rated: M - English - Sci-Fi/Adventure - Chapters: 6 - Words: 24,606 - Reviews: 19 - Favs: 40 - Follows: 53 - Updated: 2/1/2018 - Published: 1/6/2018
Different Canyon, Same Idiots by The Infinite Forest reviews
Do you ever wonder why we're here? Mass Effect x Red vs. Blue fusion.
Crossover - Mass Effect & Red vs. Blue - Rated: T - English - Humor/Sci-Fi - Chapters: 3 - Words: 1,431 - Reviews: 1 - Favs: 6 - Follows: 7 - Updated: 1/3/2018 - Published: 1/1/2018
Jurassic Galaxy Chronicles: First Contact by Nicogen reviews
After the events of Jurassic World a virus containing trace amounts of the Indominus Rex's DNA starts infecting Humans. Desperate for a cure they turn to the one man who can stop it, Dr. Henry Wu. Too Late is it discovered it was all apart of his plan. Humanity is gone! Replaced by a race of Dino Hybrids but little do they realize that he might have saved them from the darkness.
Crossover - Jurassic Park & Mass Effect - Rated: M - English - Sci-Fi - Chapters: 17 - Words: 85,426 - Reviews: 462 - Favs: 993 - Follows: 1,098 - Updated: 12/19/2017 - Published: 7/27/2015 - Velociraptor, Indominus Rex, Saren A., OC
What Comes After by erttheking reviews
The Human-Covenant War is over, but Humanity is not at peace. Details about the SPARTAN II Project have been leaked, and the civilians of the United Earth Government are in an uproar. Lord Admiral Hood is in charge of finding a solution and looks for one from the woman that helped start it all. Patreon sponsored story. Ignores all games post-Reach.
Halo - Rated: T - English - Drama/Tragedy - Chapters: 1 - Words: 5,914 - Reviews: 8 - Favs: 59 - Follows: 44 - Published: 12/3/2017
And Thus The Courier Fought There by Potato man the semi omnipotent reviews
When a Gate Appears under The 188 Trading post the Wasteland saw hope for life outside of there irradiated world. And Nothing would stop the Courier from Getting it for them. (NCR and JSDF)
Crossover - Fallout & Gate - Jietai Kare no Chi nite, Kaku Tatakeri - Rated: M - English - Western/Fantasy - Chapters: 4 - Words: 6,994 - Reviews: 42 - Favs: 66 - Follows: 106 - Updated: 9/22/2017 - Published: 7/3/2017
Mass Effect: Mechanized by RedLightningD608 reviews
Trapped inside a body of metal and technology, Humanity itself is forgotten. But it lives on as the souls and mind of mighty mechanized warships and personal platforms... the issue is these machines are all slaves with no way to escape. Until a particular Quarian on her pilgrimage discovers a damaged frigate on a back water planet.
Mass Effect - Rated: T - English - Friendship/Sci-Fi - Chapters: 1 - Words: 2,217 - Reviews: 14 - Favs: 72 - Follows: 109 - Published: 8/23/2017 - J. Garson, Tali'Zorah
Ahsoka's Tale by Winged Lady Colette reviews
The ruins of an old ship thousands of years old holds a strange device with a blue woman inside. The only true AI in the galaxy. While she doesn't remember her own past, she may be able to help uncover Ahsoka's, her master's and everyone around them. The Council has it's secrets, as does the Senate. And they will destroy each other. And everyone else.
Crossover - Star Wars & Halo - Rated: M - English - Adventure/Mystery - Chapters: 8 - Words: 39,393 - Reviews: 168 - Favs: 493 - Follows: 660 - Updated: 7/17/2017 - Published: 9/8/2016 - Anakin Skywalker, Ahsoka T., Master Chief/John-117, Cortana
The Mass Red and Blue Effect by MrPsych77 reviews
Now we all know the story of Commander Shepard, how he was a war hero from earth who saved the galaxy from the Reaper threat, well… let me tell you a story about a gang of soldiers (considered rejects) who found themselves thrown in the middle of the war with the Geth, Cerberus, and the Reapers. Well, to get to the heart of the story you must start at the beginning Eden Prime.
Crossover - Mass Effect & Red vs. Blue - Rated: T - English - Adventure/Humor - Chapters: 4 - Words: 28,134 - Reviews: 15 - Favs: 47 - Follows: 50 - Updated: 7/13/2017 - Published: 1/13/2017
Halo: Rise of the Spartans by NightKnightMike reviews
After the end of the Human-Covenant War, humanity has been reduced to a VERY small number. That number being the Spartans that survived the aftermath. But even though everything is dead the Spartans still must protect whats left of humanity, by rebuilding from the ashes and repopulate. and rebuilding isn't the hard part...
Crossover - Halo & Mass Effect - Rated: T - English - Adventure/Sci-Fi - Chapters: 2 - Words: 1,894 - Reviews: 26 - Favs: 73 - Follows: 106 - Published: 6/14/2017
Inter-Galactic Warfare by Teck 3 reviews
100 years after The Great War, the Milky Way Galaxy has achieved relative peace, but that is about to change when an old Republic Warship drifts into sensor range. Soon, the now Galactic Empire is going to have a new issue to address, and it is far more powerful than it appears. Rated M because I can and I will.
Crossover - Star Wars & Halo - Rated: M - English - Chapters: 5 - Words: 15,202 - Reviews: 39 - Favs: 164 - Follows: 208 - Updated: 5/29/2017 - Published: 4/26/2017 - Luke S., Aayla S., Arbiter, S. Palmer
Mirrored Fates by long night of solace reviews
After the defeat of the didact, the galactic hero of the halo universe - Masterchief and his loyal blue team members embark on a strange new journey to an unknown universe in which later they come into contact with that universe's hero - Commander Shepard. Facing an unknown enemy, fighting a new war, its up to the heroes to save the day together.
Crossover - Halo & Mass Effect - Rated: T - English - Sci-Fi/Adventure - Chapters: 19 - Words: 171,269 - Reviews: 168 - Favs: 436 - Follows: 491 - Updated: 5/8/2017 - Published: 5/3/2016 - Master Chief/John-117, Cortana, Admiral Hackett, Shepard
Of The Future And Past by ZF IAnswerToNoOne reviews
The UNSC/Covenant war is over. The UNSC, Covenant, and Prometheans have joined to create the Republic of Sentient Species and are now an almost galaxy-wide power. Still, with the discovery of a device in space, and learning of a new enemy, will the RSS be able to react in time?
Crossover - Halo & Mass Effect - Rated: T - English - Adventure - Chapters: 9 - Words: 20,876 - Reviews: 117 - Favs: 336 - Follows: 403 - Updated: 4/15/2017 - Published: 10/1/2016
Finally a Tomorrow by presidentuziel reviews
The future of Sera and its colonies looks as bloody as its past. Twenty years after the end of the Imulsion War, the humans of Sera has stolen Mass Effect technology from Batarian and Krogan slavers, and launches a war to establish a human presence in space. As the Batarian/Human war begins, an old enemy returns, and the humans finally ask the Council for help.
Crossover - Gears of War & Mass Effect - Rated: M - English - Sci-Fi/Adventure - Chapters: 14 - Words: 36,206 - Reviews: 54 - Favs: 153 - Follows: 171 - Updated: 2/23/2017 - Published: 10/28/2011 - D. Baird, OC, Benezia, Tali'Zorah
A Tomorrow For Us by WDO345 reviews
Thus, The Gears Fought here. After the end of the Locust War, with the Gears rebuildings their home and the Government, a portal to a new world opens up in Jacinto. A world full of new opportunities and second chances. A place untouched by the ravages of modern warfare. A place beyond the Gate. Revamped in A World Beyond Their Own.
Crossover - Gears of War & Gate - Jietai Kare no Chi nite, Kaku Tatakeri - Rated: T - English - Chapters: 12 - Words: 62,980 - Reviews: 153 - Favs: 440 - Follows: 456 - Updated: 1/2/2017 - Published: 3/4/2016
Outside Context Solution by MadGreenSon reviews
The galaxy is under siege, worlds are threatened and devastated by a new enemy. The situation is a complete Outside Context Problem compared to every threat ever faced by the races of the Citadel. For this, a new answer must be found...
Crossover - Mass Effect & Pacific Rim - Rated: T - English - Adventure/Sci-Fi - Chapters: 14 - Words: 28,417 - Reviews: 30 - Favs: 203 - Follows: 214 - Updated: 11/4/2016 - Published: 10/27/2016
Halo: Interstellar War by Merodach the Original Sin reviews
The UEG has been exploring the Milky Way galaxy for centuries, expanding and developing in isolation. It is only when the UNSC finds a Stargate that humanity learns that they aren't alone amongst the stars. Many wondrous mysteries and dangerous secrets are revealed at the dawn of the first interstellar war in human history with an alien foe.
Crossover - Stargate: SG-1 & Halo - Rated: T - English - Adventure - Chapters: 1 - Words: 10,993 - Reviews: 24 - Favs: 148 - Follows: 176 - Published: 10/30/2016 - S. Carter, J. O'Neill, Master Chief/John-117, C. Halsey
We need a Miracle by six samurai of dragon order reviews
They say when a miracle is needed most, it appears. But, what if the miracle that humanity needed most to survive the war didn't happened. What if they had a plan B? What if they had to leave known space to survive the covenant? Humanity lost the war A/U.
Crossover - Halo & Mass Effect - Rated: M - English - Adventure/Sci-Fi - Chapters: 6 - Words: 30,960 - Reviews: 63 - Favs: 222 - Follows: 298 - Updated: 9/7/2016 - Published: 10/13/2014 - Master Chief/John-117, C. Halsey, Councilor Valern
Gate: Nuclear Legion by milkduds100 reviews
War, war never changes. In the year 2286, 5 years after the defeat of the Legion at Hoover Dam, the now united Pacific Alliance gets reports of a Legion force, numbering in the tens of thousands. After a surprisingly easy victory they discover that things are not as they seem. How will this new world react to such an alien army?
Crossover - Fallout & Gate - Jietai Kare no Chi nite, Kaku Tatakeri - Rated: M - English - Adventure/Sci-Fi - Chapters: 9 - Words: 38,780 - Reviews: 229 - Favs: 472 - Follows: 561 - Updated: 7/20/2016 - Published: 8/30/2015
Wayward Souls by Perfect Mitochondria reviews
Four Warriors take the next stage of their journey to the frozen land of skyrim
Crossover - Elder Scroll series & Dark Souls - Rated: T - English - Adventure/Fantasy - Chapters: 2 - Words: 5,026 - Reviews: 17 - Favs: 25 - Follows: 26 - Updated: 5/20/2016 - Published: 3/27/2016 - Dragonborn/Dovahkiin, Oscar, Knight of Astora, Solaire of Astora, Lautrec, Knight of Carim
Familiar of Zero: Unexpected Guardian by ChaosHorizon reviews
An elite ultra gets summoned from the opening stages of the great chism by a certain red headed girl. As her familiar comes to terms with his past he reforges new bonds. Bonds he hasn't formed since he lost those he cared for. Whats to happen in a world full of magic. After all... anythings possible. Blood, swearing, Possible mature content later on. [Summery Edited]
Crossover - Halo & Familiar of Zero - Rated: M - English - Drama/Adventure - Chapters: 6 - Words: 12,734 - Reviews: 29 - Favs: 134 - Follows: 170 - Updated: 4/24/2016 - Published: 2/9/2016 - OC, Kirche, Tabitha
Dismembered Survivors by MerToTheCado reviews
Zombie AU - The world as we know it is gone. Creatures have taken over leaving the living to fight for themselves. Ex Marines, Samus Aran is on the brink of discovering the cure when the creatures discover her and try to eliminate her at all costs but John will do what he does best: fight and protect her at all costs.
Crossover - Metroid & Halo - Rated: T - English - Angst/Romance - Chapters: 3 - Words: 3,057 - Reviews: 10 - Favs: 9 - Follows: 11 - Updated: 2/14/2016 - Published: 1/17/2015
Gate: Fallout by Master user reviews
In the year 2077, the world was changed due to the Great War. After the nuclear Armageddon there only was chaos, instability, and madness roaming the remains of the old world. However, in the year 2353 the world is a far different place than what it used to be 276 years ago, but with war on the horizon will it change once more?
Crossover - Fallout & Gate - Jietai Kare no Chi nite, Kaku Tatakeri - Rated: M - English - Fantasy/Sci-Fi - Chapters: 1 - Words: 2,179 - Reviews: 10 - Favs: 18 - Follows: 32 - Published: 1/24/2016 - Courier
Tyrant Kings by Sithking Zero reviews
It has been two hundred years since the Parks, and we have slain our old enemies by making them our friends. Now, the wonders of the galaxy are open to us, and with our technology, even extinction itself seems like an obsolete term. Or at least, that's what we'd like to believe... time to show the galaxy why you don't mess with an alliance 65 million years in the making.
Crossover - Jurassic Park & Mass Effect - Rated: T - English - Sci-Fi/Adventure - Chapters: 1 - Words: 7,646 - Reviews: 20 - Favs: 169 - Follows: 164 - Published: 10/15/2015 - Velociraptor, T Rex, Garrus V., Shepard
Halo The Evolution Continues by UNSpaceCommand reviews
First time Crossover. Constructive Critic welcome. Enjoy and pls Review. Chapter 27 is up. A long lost ship is returning home but it seems fate have a decision to make a mess of things. Looking for Beta Reader. On Haitus
Crossover - Halo & Mass Effect - Rated: T - English - Sci-Fi - Chapters: 27 - Words: 56,469 - Reviews: 323 - Favs: 496 - Follows: 556 - Updated: 10/14/2015 - Published: 9/22/2011
Fire Emblem Cross: Demon of War by EliteKnight94 reviews
When Spartan B312 chose to stay behind, he was suddenly whisked away by an unknown force and sent to the Fire Emblem lands to assist in the war, but will this battle-hardened soldier be able to adjust to their rules of engagement, and more importantly, keep himself from falling into darkness? Not a Yaoi, contains Hetero pairings, confirmed harem for Six
Crossover - Halo & Fire Emblem - Rated: M - English - Adventure/Romance - Chapters: 4 - Words: 17,628 - Reviews: 64 - Favs: 133 - Follows: 143 - Updated: 10/6/2015 - Published: 12/27/2012 - SPARTAN-B312/Noble Six, Ike
Enemy at the Gates by Fifth Angel reviews
When the second battle of Hoover Dam was about to begin, a mysterious Gate appeared out of nowhere. Dividing the east from the west. Effectively stopping the bloodshed from the two opposing forces, but was that only it?
Crossover - Fallout & Gate - Jietai Kare no Chi nite, Kaku Tatakeri - Rated: T - English - Chapters: 1 - Words: 3,569 - Reviews: 17 - Favs: 71 - Follows: 80 - Published: 9/27/2015
The Long Road Home by FuzyDr4G0NZ reviews
A UNSC battle group, led by an experimental battleship, end up stuck in the middle of a bitter war between Stargate Command and the Goa'uld. Will the Veterans from one war of survival be able to stop the insidious parasites and the other bad guys that follow after them?
Crossover - Stargate: SG-1 & Halo - Rated: T - English - Sci-Fi/Adventure - Chapters: 4 - Words: 17,397 - Reviews: 78 - Favs: 279 - Follows: 404 - Updated: 9/8/2015 - Published: 12/14/2012 - S. Carter, J. O'Neill, M. Sullivan
Affinity Effect by Drow79 reviews
We left Earth in the hopes of finding a new home. Now we come back and are shocked at what we find.
Crossover - Civilization Series & Mass Effect - Rated: T - English - Sci-Fi/Fantasy - Chapters: 5 - Words: 16,597 - Reviews: 120 - Favs: 407 - Follows: 535 - Updated: 8/25/2015 - Published: 2/3/2015
From Hell To Hell by mcknight93 reviews
Set around the beginning of Mass Effect 2 timeline, the Normandy SR-2 finds the Forward Unto Dawn. How will the Mass Effect universe change when the Master Chief is involved? All chapters have been rewritten and reposted with much improvements. The awesome picture rightfully belongs to: KnytGrey on deviantart.
Crossover - Halo & Mass Effect - Rated: M - English - Adventure/Sci-Fi - Chapters: 9 - Words: 92,691 - Reviews: 345 - Favs: 868 - Follows: 954 - Updated: 8/12/2015 - Published: 7/9/2011 - Master Chief/John-117, Shepard
The Joining of Worlds-Part 1: No, I think were just getting started by Jaye Wolf reviews
Cortana and The Master Chief float aimlessly through space. What happens when a foe turned friend tells Cortana about the world they left behind. A Human/Covenant unity called the Systems Alliance, the wonders of their technology, and the discovery of a Prothean Archive on Mars. This new ally also speaks of another group of races under the banner of the Citadel Council.
Crossover - Halo & Mass Effect - Rated: T - English - Adventure/Sci-Fi - Chapters: 3 - Words: 32,913 - Reviews: 93 - Favs: 347 - Follows: 456 - Updated: 8/7/2015 - Published: 7/24/2015 - Master Chief/John-117, Cortana, J. Garson, Shepard
Resonance by SounDemoN reviews
Crossover of Halo, Half-Life and Mass Effect, AU for all three. 27th Century Humanity encounters the Reapers and the Council races, while dabbling in teleportation technology, unknowing of the slumbering beast they would awaken. Rated K for the time being, will be upgraded as needed. I own none of the used existing fictional universes/characters/tech/stuff. Will add a cover later.
Crossover - Halo & Mass Effect - Rated: T - English - Sci-Fi/Adventure - Chapters: 9 - Words: 63,195 - Reviews: 53 - Favs: 116 - Follows: 160 - Updated: 7/8/2015 - Published: 2/23/2015
All Or Nothing by Darridus reviews
Mr. House claims that in ten years, he'll have colonists set up on the moon. But what about twenty years later? Thirty? The sky is the limit when Mr. House and his top lieutenant discover alien ruins on Mars, and make a discovery that will change the galaxy forever.
Crossover - Fallout & Mass Effect - Rated: M - English - Sci-Fi - Chapters: 11 - Words: 158,660 - Reviews: 453 - Favs: 1,148 - Follows: 1,273 - Updated: 6/6/2015 - Published: 8/6/2013 - Courier
Ascension by Vitocalme reviews
An incident on a remote island off the coast of Japan heralds a turning point in the war against the Kaiju. Standing against this new threat, alongside the continued invasion of monsters through the Breach, can the Pan-Pacific Defense Corps defend the Earth? Or will the order of Nature be restored.
Crossover - Godzilla & Pacific Rim - Rated: T - English - Sci-Fi/Drama - Chapters: 12 - Words: 51,428 - Reviews: 77 - Favs: 215 - Follows: 117 - Updated: 2/26/2015 - Published: 2/1/2015 - Complete
In Infinitum: First Contact by Victor Weiss reviews
In the year of 2581 the UNSC stumbles across a discovery hidden beneath their noses and now a new gateway to life outside of the Forerunner space is opened and with it comes all new challenges and rewards. Its time for First Contact. OC centric, some world building as needed and war. Lots and lots of war. Rated T for blood, language, violence and gore.
Crossover - Halo & Mass Effect - Rated: T - English - Sci-Fi/Suspense - Chapters: 27 - Words: 149,945 - Reviews: 982 - Favs: 1,348 - Follows: 1,635 - Updated: 1/23/2015 - Published: 9/19/2013
Mass Effect X Halo Spartan Dawn by Freedom Guard reviews
Yet another creation of mine to help ease my mind, I hope that everyone does not mind seeing this one. I know there are a lot of crossover with Mass Effect and Halo, but no sense not trying a bit of it in my free time. Story on Ice, Updating all NON Halo stories is priority now.
Crossover - Halo & Mass Effect - Rated: M - English - Sci-Fi/Adventure - Chapters: 13 - Words: 233,980 - Reviews: 931 - Favs: 1,510 - Follows: 1,354 - Updated: 8/27/2014 - Published: 10/8/2010 - Master Chief/John-117
Catch You in the Drift by love and petrichor reviews
When Colonel Samantha Carter gets transferred to the Hong Kong Shatterdome, she doesn't expect to find herself butting heads with a certain General Jack O'Neill.
Crossover - Stargate: SG-1 & Pacific Rim - Rated: T - English - Adventure/Romance - Chapters: 3 - Words: 4,065 - Reviews: 8 - Favs: 13 - Follows: 21 - Updated: 8/8/2014 - Published: 4/19/2014 - S. Carter, J. O'Neill
The Stranger by WolfBlade117 reviews
Master Chief approaches a mysterious anomaly in the middle of space. When this transports him in range of the USCSS Prometheus, what is he to do? Shaw/MC/Vickers. Might extend into the Alien franchise.
Crossover - Halo & Prometheus, 2012 - Rated: M - English - Sci-Fi/Horror - Chapters: 2 - Words: 3,385 - Reviews: 25 - Favs: 99 - Follows: 112 - Updated: 1/21/2014 - Published: 7/9/2013
A Life More Ordinary by JA Baker reviews
Sequel to Red In Tooth And Claw: Twenty years ago, two of humanities greatest heroes (and one of their smartest scientists) gave their lives to save the galaxy. Or at least, that's what everyone was supposed to believe...
Crossover - Halo & Battlestar Galactica: 2003 - Rated: T - English - Sci-Fi/Drama - Chapters: 6 - Words: 13,474 - Reviews: 92 - Favs: 277 - Follows: 252 - Updated: 1/15/2014 - Published: 2/22/2013 - [Master Chief/John-117, Cortana] C. Halsey - Complete
The Heirs to the Mantle by AnomynousMember117 reviews
For John, it seems like his adventure is finally over, the Insurrectionists gone, the Covenant disbanded, the Flood wiped out. However, during a diplomatic talk on Sanghelios, trouble arises that brings the duo, and the UNSC Infinity to a new planet. There, they meet new allies and find new foes, as they are dragged yet again into a war between identities.
Crossover - Halo & Inheritance Cycle - Rated: T - English - Adventure/Sci-Fi - Chapters: 27 - Words: 99,427 - Reviews: 153 - Favs: 130 - Follows: 144 - Updated: 1/1/2014 - Published: 1/9/2013 - Master Chief/John-117, Eragon S.
World of Warcraft Halo by Freedom Guard reviews
As the title states, this is a crossover with WOW and Halo, The Master Chief is now in Azeroth, how will the Alliance and the Horde deal with a warrior from the Stars and his A.I Companion? Story is now being Thawed slowly...
Crossover - Warcraft & Halo - Rated: M - English - Sci-Fi/Adventure - Chapters: 21 - Words: 344,023 - Reviews: 710 - Favs: 1,300 - Follows: 1,036 - Updated: 12/19/2013 - Published: 5/21/2010 - Master Chief/John-117
Secrets better left Forgotten by 2 good 2 kill reviews
Adrift and alone one Spartan's survival lies on an uncharted planet. The planet if full of many wonders and secrets. Some secrets the Forerunners didn't want found. This secret may cost the Spartan more than his life.
Crossover - Halo & Inheritance Cycle - Rated: T - English - Adventure/Fantasy - Chapters: 12 - Words: 61,442 - Reviews: 67 - Favs: 96 - Follows: 90 - Updated: 10/26/2013 - Published: 5/20/2011
Halo, The Imperial War by SpaceCowboy2013 reviews
Mankind's first contact is not what it had been expecting, and not with anyone or anything they were expecting. But never the less contact goes poorly for all and sends repercussions further than anyone could have imagined. Halo AU/Star Wars
Crossover - Star Wars & Halo - Rated: T - English - Chapters: 10 - Words: 78,813 - Reviews: 478 - Favs: 703 - Follows: 716 - Updated: 9/6/2013 - Published: 12/2/2012 - Master Chief/John-117
A different kind of drop by FuzyDr4G0NZ reviews
The Rookie ends up at the SGC, what does SG-1 and Hammond think of this newcomer and will the rookie ever adjust to his new situation? and will he ever find a way home.
Crossover - Stargate: SG-1 & Halo - Rated: T - English - Sci-Fi/Adventure - Chapters: 6 - Words: 18,856 - Reviews: 80 - Favs: 172 - Follows: 243 - Updated: 8/17/2013 - Published: 8/26/2012 - J. O'Neill, Rookie
Zero's Wild Card by Stormedge reviews
In which the Courier, ruler of Vegas, becomes the familiar of Louise the Zero. Trapped in a world he knows nothing about and bound to a girl with a list of issues longer than his arm, the Courier must adapt to survive. Or perhaps the world will have to adapt to him. Either way, the chips are down now. Halkeginia will never be the same. WildCard!Courier
Crossover - Fallout & Familiar of Zero - Rated: T - English - Adventure/Humor - Chapters: 4 - Words: 35,658 - Reviews: 107 - Favs: 445 - Follows: 545 - Updated: 8/2/2013 - Published: 6/29/2013 - Courier, Louise
Galactic Rim: Kaiju Campaigns by CobaltAC reviews
On an Asari colony, a towering monster rises from the ocean. When the dust settles, a city is destroyed and a world is left uninhabitable. That was only the start. As time goes on, more of these monsters invade, attacking Council worlds with increasing frequency. Desperate, the races of the galaxy build monsters of their own. DISCONTINUED.
Crossover - Mass Effect & Pacific Rim - Rated: T - English - Sci-Fi/Adventure - Chapters: 2 - Words: 7,948 - Reviews: 92 - Favs: 214 - Follows: 207 - Updated: 7/25/2013 - Published: 7/18/2013 - Admiral Hackett, Primarch Adrien Victus
Red vs Blue vs Saren by Dr1ft3r0I reviews
Shepherd is on Eden Prime, minding her own business when a Husk gets sniped with a gun shooting odd pink crystals. In orbit, Anderson sees an unknown dreadnaught blow apart a small Geth fleet. But wait, it's a frigate? What's a Freelancer, and where in the heck is Blood Gulch?
Crossover - Mass Effect & Red vs. Blue - Rated: T - English - Sci-Fi/Adventure - Chapters: 2 - Words: 17,332 - Reviews: 58 - Favs: 142 - Follows: 148 - Updated: 4/14/2013 - Published: 4/1/2013
HALO: The Terran Republic Affair by UH-60 NIGHTSTALKER reviews
When the Newly formed Terran Union and its allies make contact with the Galactic Republic, it sets off in motion events that would shake up a galaxy that is not so far away. Slight A/U.
Crossover - Star Wars & Halo - Rated: T - English - Sci-Fi/Adventure - Chapters: 32 - Words: 79,884 - Reviews: 1045 - Favs: 1,557 - Follows: 1,083 - Updated: 2/15/2013 - Published: 8/18/2012 - Complete
The Dimensional Shift by Qwerty282 reviews
The detonation of the slipspace drive goes wrong and the Spirit of Fire is engulfed in the blast. The Everest enters an unstable rupture. Jorge doesn't perish activating the slipspace bomb in the Ardent Prayer. The Forward Unto Dawn makes it through the portal. The Infinity enters a merged rupture. The universe they return to is very different from the one they left. Can they cope?
Crossover - Halo & Mass Effect - Rated: T - English - Sci-Fi/Adventure - Chapters: 4 - Words: 9,024 - Reviews: 81 - Favs: 200 - Follows: 274 - Updated: 1/25/2013 - Published: 12/14/2012 - Master Chief/John-117, Saren A.
Halo: Mythic by 117Jorn reviews
What if more Spartan's made if off Reach than before? What if there was another ship that traveled with the Pillar of Autumn to Halo? Watch as Spartan Team Mythic, the SPARTAN-II's and other brave men and women fight on halo, to stop the covenant, and an ancient evil from dominating the galaxy, and wipe out the human race. HALO AU, Revised version of my old fic Halo Delta Squad.
Halo - Rated: M - English - Sci-Fi/Adventure - Chapters: 1 - Words: 22,947 - Reviews: 15 - Favs: 69 - Follows: 62 - Published: 11/26/2012 - Master Chief/John-117, SPARTAN-B312/Noble Six
Evolutionary Divergence by swsf09 reviews
Discontinued. Rewriting the story under the name Collapsing Empires. Full explanation in chapter 8.
Crossover - Halo & Mass Effect - Rated: M - English - Adventure/Sci-Fi - Chapters: 9 - Words: 35,528 - Reviews: 139 - Favs: 187 - Follows: 195 - Updated: 11/22/2012 - Published: 9/29/2012 - Master Chief/John-117, Shepard - Complete
VanDread Halo The Second Stage by Freedom Guard reviews
The adventures of the Nirvana and their allies as well as John and Cortana continue, however, new allies and new enemies make their appearance into the battle. Battles await, and maybe even...something more. Story is now on Ice, focusing on updating all NON Halo stories.
Crossover - Halo & Vandread - Rated: M - English - Sci-Fi/Romance - Chapters: 15 - Words: 194,357 - Reviews: 271 - Favs: 400 - Follows: 323 - Updated: 9/22/2012 - Published: 3/26/2009
Halo: Combat Evolved by nomercy745 reviews
This is my challenge project for Spartan Ninja's Halo challenge. What if Noble-6 made it aboard the Pillar of Autumn and met John-117? What would be different and waht would be the same?
Halo - Rated: M - English - Sci-Fi/Adventure - Chapters: 10 - Words: 12,562 - Reviews: 28 - Favs: 56 - Follows: 56 - Updated: 9/6/2012 - Published: 9/23/2011 - Master Chief/John-117, SPARTAN-B312/Noble Six
What The Future Brings by Real Teagy SOT reviews
Only 5 years after the End of the Human-Covenant war does Humanity meet another alien Civilization. but this one has different technology and hasn't heard of the Forerunners. Is this one open to peace at first contact? or will Humanity be bludgeoned by outside forces yet again?
Crossover - Halo & Mass Effect - Rated: T - English - Sci-Fi - Chapters: 17 - Words: 54,286 - Reviews: 386 - Favs: 579 - Follows: 561 - Updated: 8/28/2012 - Published: 7/18/2012 - Master Chief/John-117, Shepard
G I Joe Halo by Freedom Guard reviews
The Forward Unto Dawn arrives at Earth, but it's not the Earth where the UNSC exists, but there are two organizations worth meeting. How will the Joes and Cobra deal with the arrival of one UNSC A.I and a Spartan II? Story on Ice due to updating of NON Halo stories.
Crossover - G. I. Joe & Halo - Rated: M - English - Adventure/Sci-Fi - Chapters: 17 - Words: 202,348 - Reviews: 645 - Favs: 830 - Follows: 669 - Updated: 8/19/2012 - Published: 1/1/2010 - Master Chief/John-117
To Live For Those Who Can't by The Lesson Teacher reviews
When a UANS ship heads on a exploratory mission into a nearby galaxy, they discover a galaxy at war with itself. They will meet friends and foes, once again enter a war, but one for peace. Rewrite being planed and looking for beta readers! Sorry!
Crossover - Star Wars & Halo - Rated: T - English - Adventure/Romance - Chapters: 6 - Words: 35,845 - Reviews: 88 - Favs: 111 - Follows: 121 - Updated: 7/28/2012 - Published: 10/31/2010 - Lumiya/Shira Brie - Complete
Your Sword and Shield by asdfasdfadsf reviews
Ferelden witnesses a mysterious newcomer.
Crossover - Halo & Dragon Age - Rated: M - English - Chapters: 3 - Words: 5,297 - Reviews: 41 - Favs: 73 - Follows: 86 - Updated: 6/20/2012 - Published: 3/28/2011 - Master Chief/John-117
Red vs Blue vs Six by Lord Death of Murder Mountain reviews
Noble 6 and the rest of Noble team aside from Jorge survive Reach Though Six was badly injured there he is being sent to a small base out in the middle of nowhere to recover a base in a canyon known as Blood Gulch.
Crossover - Halo & Red vs. Blue - Rated: T - English - Humor/Adventure - Chapters: 8 - Words: 11,588 - Reviews: 76 - Favs: 131 - Follows: 130 - Updated: 1/30/2012 - Published: 9/18/2011 - SPARTAN-B312/Noble Six
The Effects of Change by The War Wizard reviews
The Forerunner, a powerful species controlling a vast empire. The Flood, a powerful parasitic race. 2 races that slipped by the Reapers on the last harvest. The Protheans never visited Sol, and the Reapers never built a mass relay there.
Crossover - Halo & Mass Effect - Rated: M - English - Chapters: 4 - Words: 11,683 - Reviews: 57 - Favs: 170 - Follows: 201 - Updated: 10/9/2011 - Published: 11/20/2010
Researching The Past by Timelong reviews
Returning to the unknown planet that contains magic, a ragtag group of marines come to a new understanding of the universe that they live in. Reviews greatly appreciated.
Crossover - Halo & Inheritance Cycle - Rated: T - English - Friendship/Mystery - Chapters: 4 - Words: 12,341 - Reviews: 22 - Favs: 24 - Follows: 23 - Updated: 8/29/2011 - Published: 4/24/2010 - Eragon S.
Mass Effect: The Reclaimers by Left hand turn signal reviews
During the battle for Earth, a few UNSC soldiers make contact with a group of aliens, with their new allies they try to do all they can to save their species. Meanwhile, one of the remaining inner colonies, Shanxi, goes dark.
Crossover - Halo & Mass Effect - Rated: T - English - Sci-Fi - Chapters: 13 - Words: 63,524 - Reviews: 196 - Favs: 409 - Follows: 488 - Updated: 6/9/2011 - Published: 8/13/2010 - J. Garson
The Sleeping Casket by NightStalker92 reviews
The SR-2 discovers a abandoned ship. The Ship's name: Forward Unto Dawn.
Crossover - Halo & Mass Effect - Rated: T - English - Adventure - Chapters: 21 - Words: 39,335 - Reviews: 284 - Favs: 256 - Follows: 336 - Updated: 5/31/2011 - Published: 2/18/2010 - Master Chief/John-117, Shepard
XSGCOM: Terra from the Deep by Hotpoint reviews
Crossover between SG1 and XCOM. As old enemies fall by the wayside new ones appear to challenge the Tau'ri and their allies.
Stargate: SG-1 - Rated: T - English - Adventure - Chapters: 19 - Words: 153,663 - Reviews: 431 - Favs: 831 - Follows: 720 - Updated: 5/3/2011 - Published: 1/3/2010
The mysterious stranger by Bobbish reviews
A mysterious stranger arrives one day in that wreched hive of scum and villany that we all know and love.
Crossover - Star Wars & Halo - Rated: T - English - Chapters: 1 - Words: 755 - Reviews: 13 - Favs: 26 - Follows: 11 - Published: 4/20/2011 - Rookie - Complete
Destroying The Balance by SpaceCowboy2013 reviews
The Race is changed forever when a drifting ship arrives near Home when a Conquest Fleet is about to embark. What will be the reaction to a Supersoldier from an advanced space faring and big ugly species be? DISCONTINUED No time with other stories.
Crossover - Halo & Worldwar series - Rated: T - English - Sci-Fi/Suspense - Chapters: 4 - Words: 25,533 - Reviews: 80 - Favs: 158 - Follows: 162 - Updated: 7/8/2010 - Published: 6/12/2010 - Master Chief/John-117
One Purpose by Wannabecriminalman reviews
A person who's saved the galaxy is a rare find, but as fate would have it, two such individuals from very different galaxies will meet when the Normandy SR-2 finds a faint distress beacon.
Crossover - Halo & Mass Effect - Rated: T - English - Adventure/Sci-Fi - Chapters: 4 - Words: 24,400 - Reviews: 240 - Favs: 463 - Follows: 604 - Updated: 5/16/2010 - Published: 3/2/2010
Fighting for a Purpose by erttheking reviews
The Human-Covenant war has been over for 34 years and old wounds have nearly finished healing. But when an army from another galaxy known as the CIS attacks the Jackals war will begin again. Ahsoka/OC
Crossover - Star Wars & Halo - Rated: T - English - Adventure/Romance - Chapters: 24 - Words: 42,786 - Reviews: 138 - Favs: 236 - Follows: 129 - Updated: 3/4/2010 - Published: 12/1/2009 - Lumiya/Shira Brie - Complete
VanDread Halo by Freedom Guard reviews
The war with the Covenant and the UNSC is over...but an accident has changed the fates of one UNSC Spartan and a UNSC AI, as they are now in a new conflict and a new path in life.
Crossover - Halo & Vandread - Rated: M - English - Adventure/Sci-Fi - Chapters: 17 - Words: 307,162 - Reviews: 224 - Favs: 624 - Follows: 320 - Updated: 3/23/2009 - Published: 10/20/2007 - Complete