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by DFMRCV reviews
A cruel and unforgiving world, an enemy of unclear origin hellbent on finishing a war of extermination, its victims and their desperate attempts at resisting proving just as futile as the hopes of the men who led them. Many died and would continue to die, none of them doubted that reality. But what if...
Crossover - Attack on Titan/進撃の巨人 & Gate - Jietai Kare no Chi nite, Kaku Tatakeri - Rated: T - English - Mystery/Sci-Fi - Chapters: 11 - Words: 225,485 - Reviews: 430 - Favs: 297 - Follows: 358 - Updated: 6/25 - Published: 6/26/2019 - Eren Y., Ilse L., Levi A., OC
A Young Woman's Political Record
by jacobk reviews
With the war over and her military career in shambles, Tanya von Degurechaff has to forge a new path for herself. Fortunately, she finds an opportunity to get involved in the political scene. A safe, easy job has never been closer at hand. What could possibly go wrong?
Youjo Senki: Saga of Tanya the Evil - Rated: T - English - Adventure/Humor - Chapters: 54 - Words: 296,771 - Reviews: 1481 - Favs: 1,798 - Follows: 1,835 - Updated: 6/19 - Published: 7/15/2018 - Tanya, Visha
by ResurgentClone reviews
The Lucian Alliance is defeated, the line has been held against the Wraith in orbit around Earth. Now it's time for Atlantis to yield it's secrets.
Crossover - Stargate: SG-1 & Mass Effect - Rated: T - English - Sci-Fi - Chapters: 14 - Words: 27,003 - Reviews: 261 - Favs: 401 - Follows: 551 - Updated: 6/2 - Published: 9/26/2012
by Jay 2K Winger reviews
Beneath a frozen Martian cave, the Hive have buried something. Something that will rip and tear its way through anything before it. And a Guardian fireteam has just set it loose...
Crossover - Doom & Destiny - Rated: T - English - Sci-Fi/Adventure - Chapters: 9 - Words: 37,418 - Reviews: 63 - Favs: 345 - Follows: 423 - Updated: 3/28 - Published: 7/24/2019 - Complete
Starship Troopers: Brood Wars
by Chaotic Harlequin reviews
War! The mighty United Citizen Federation has been at war with the vile arachnids for sometime now, and a new weapon is needed. A new weapon from a different universe that can wage war in the tunnels of the vile Bugs! This weapon, codename ZERG will bring an end to the vile Arachnid menace! Would you like to know more?
Crossover - StarCraft & Starship Troopers - Rated: M - English - Sci-Fi/Horror - Chapters: 8 - Words: 28,211 - Reviews: 16 - Favs: 33 - Follows: 37 - Updated: 3/20 - Published: 4/7/2019 - OC, J. Rico, OC
A Brutal Reality
by BIG Z1776 reviews
NOW BEING REWRITTEN. The Colonials have just started taking their first steps into a much larger galaxy where danger, friends, and the unknown lie around every corner. And Earth has now taken the next huge step into the galaxy and its rise to superpower is all but inevitable. So what's to stop them? Old enemies from the past thought to be gone and new ones not yet seen.
Crossover - Stargate: SG-1 & Battlestar Galactica: 2003 - Rated: T - English - Adventure/Sci-Fi - Chapters: 31 - Words: 180,663 - Reviews: 509 - Favs: 532 - Follows: 692 - Updated: 3/12 - Published: 2/15/2015
Stargate: The Twelve Colonies
by Seraphin2011 reviews
The Cylons are preparing to attack the Colonies, and they are determined to end all human existence once and for all. But the Cylons don't know the Terrans have learned about their attack, and they will not stay idle and let the Cylons commit such atrocity, not if they can help it. This is a spin-off from the other story I'm writing, splitting around the half of the second book.
Crossover - Stargate: SG-1 & Battlestar Galactica: 2003 - Rated: T - English - Sci-Fi/Adventure - Chapters: 32 - Words: 279,519 - Reviews: 950 - Favs: 832 - Follows: 1,086 - Updated: 2/13 - Published: 5/21/2013
A World of Bloody Evolution
by RedrumSprinkles reviews
As the 41st millennium draws to a close, Yang Xiao Long appears in the Imperium of Man, lost and bereaving the death of her sister. Unending war and horrors the likes of which she's never known await.
Crossover - Warhammer & RWBY - Rated: M - English - Adventure/Romance - Chapters: 102 - Words: 482,417 - Reviews: 2531 - Favs: 1,617 - Follows: 1,806 - Updated: 11/28/2019 - Published: 11/28/2014 - Imperial Guard, Inquisition, Yang X.L.
Empires Unite! Milky Way
by SapphireDawn11709 reviews
When the SGC Destroys the Quantum Mirror after the incident were Doctor Carter and Major Kawasaki appear in Area 51a ripple was sent across the multiverse. When this ripple hit a Forerunner portal chaos ensues as fleets from three universe appear in the Milky Way. Starship Troopers, Mass Effect, Halo Stargate
Crossover - Stargate: SG-1 & Halo - Rated: M - English - Sci-Fi - Chapters: 1 - Words: 3,284 - Reviews: 10 - Favs: 56 - Follows: 81 - Published: 6/24/2019 - T. Lasky, S. Carter
Of Gods and Titans
by Miki-chan13 reviews
The salaryman is reincarnated not into a world of magic, but a world of man-eating giants. Now a little girl, can they survive and flourish in this cruel and beautiful world? And more importantly, can they hold fast to their pride and beliefs against Being X even in the face of overwhelming horror and despair? Manga spoilers up to current chapter. Character divergence.
Crossover - Attack on Titan/進撃の巨人 & Youjo Senki: Saga of Tanya the Evil - Rated: T - English - Supernatural/Horror - Chapters: 32 - Words: 130,982 - Reviews: 391 - Favs: 560 - Follows: 687 - Updated: 3/1/2019 - Published: 8/27/2017
Neo Wars: K-9 Unit 7
by Christopher K.C reviews
This is the Story of Scout Echo Whiskey 1 (he may get his name back if he lives long enough to get his franchise, not that he cares) and his Neo Kate. Peroria is a back water if ever there was one, and patrols seem to blend one day into the next. Until a normal scouting mission uncovers interlopers whose presence promises the arrival of an old foe...
Starship Troopers - Rated: T - English - Sci-Fi/Adventure - Chapters: 4 - Words: 3,296 - Reviews: 9 - Favs: 5 - Follows: 8 - Updated: 12/4/2018 - Published: 3/11/2015
A Spartan in Westeros (A Song of Ice and Fire X Halo Crossover)
by Agailius reviews
When the Forward Unto Dawn lands in the North, it sets the stage for untold repercussions which will ripple throughout the whole of Westeros. With civil war threatening to tear the land apart, and an entirely more dire threat arising beyond the Wall, John and Cortana take it upon themselves to again protect the whole of mankind; from both it's own demons... and those beyond.
Crossover - Halo & A song of Ice and Fire - Rated: M - English - Sci-Fi/Fantasy - Chapters: 21 - Words: 128,153 - Reviews: 1608 - Favs: 3,667 - Follows: 4,248 - Updated: 10/1/2018 - Published: 6/3/2014 - Master Chief/John-117, Cortana, Jon S., Eddard S./Ned
by kaleb-yamato reviews
The Colonials discover they are not alone in the universe just in time for it to start falling apart around them. Can 12 isolated planets separated from the rest of the universe for thousands of years survive long enough to establish themselves or will they be swept away with the coming tide. DISCONTINUED UP FOR ADOPTION
Crossover - Stargate: SG-1 & Battlestar Galactica: 2003 - Rated: T - English - Sci-Fi/Suspense - Chapters: 8 - Words: 58,212 - Reviews: 195 - Favs: 341 - Follows: 457 - Updated: 3/4/2018 - Published: 4/3/2014
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: 551 - Favs: 879 - Follows: 1,144 - Updated: 2/2/2018 - Published: 11/13/2016 - J. Cutter, Serina, W. Adama, K. Thrace/Starbuck
by Cap'n Chryssalid reviews
A fun-loving asari mercenary finds herself a little in over her head when she ends up abducted by terrifying aliens from beyond the galactic frontier. These asari-like creatures call themselves 'humans.' They seem to be secretly nosing about on the borders of known space, acting through proxies, conducting covert operations, and they've got a deal for an enterprising asari...
Crossover - X-Com & Mass Effect - Rated: T - English - Humor/Sci-Fi - Chapters: 43 - Words: 387,570 - Reviews: 1380 - Favs: 3,475 - Follows: 4,021 - Updated: 1/2/2018 - Published: 7/19/2014 - U. Wrex, Daro'Xen, J. Garson, OC
The Devil Pixie of Remnant
by A Sometimes Lazy Writer reviews
Beacon Academy has a brand new professor. A professor that is cold, calculating, and manipulative to a fault. May Being X be with those poor students. Rated T for language and some violence. INDEFINITE HIATUS
Crossover - RWBY & Youjo Senki: Saga of Tanya the Evil - Rated: T - English - Adventure/Humor - Chapters: 7 - Words: 51,143 - Reviews: 151 - Favs: 732 - Follows: 918 - Updated: 12/29/2017 - Published: 2/12/2017 - Team RWBY, Team JNPR, Tanya, Viktoriya
by LoneWolf1968 reviews
I've seen several Star Trek/Stargate crossovers so I decided to do one with a bit of a twist. With the theory being that there are an infinite number of realities, wouldn't it make sense that there was an equivalent Jack O'Neill in the Star Trek Universe?
Crossover - StarTrek: The Next Generation & Stargate: SG-1 - Rated: K+ - English - Sci-Fi - Chapters: 13 - Words: 125,496 - Reviews: 81 - Favs: 197 - Follows: 159 - Updated: 8/4/2017 - Published: 4/26/2014 - Complete
Gate: March of the Empires
by Empty Promise reviews
The year 1905 brings forth a new discovery, not flight, not telephones, but another world rich for the picking, and it has now picked a fight with Sleeping Giants the power of which they could never have guessed...
Gate - Jietai Kare no Chi nite, Kaku Tatakeri - Rated: M - English - Adventure - Chapters: 7 - Words: 35,083 - Reviews: 102 - Favs: 124 - Follows: 156 - Updated: 7/4/2017 - Published: 11/27/2015
Faith and Wit
by A Cynical Owl reviews
After a struggle to save an Imperial world from damnation, the remains of an Inquisitorial team and their temporary Eldar Allies are thrown into a universe the antithesis of their own.
Crossover - Warhammer & Mass Effect - Rated: M - English - Sci-Fi - Chapters: 23 - Words: 215,352 - Reviews: 349 - Favs: 726 - Follows: 944 - Updated: 2/5/2017 - Published: 2/9/2014
Stargate: The Second Great Alliance
by Seraphin2011 reviews
With the Second Great Alliance finally being formed, the Guardians, the Terrans, the Asgard and the Nox are set out to bring everlasting peace and prosperity to the region of space they inhabit. A task not easy to accomplish when faced by so many, old and new, enemies constantly trying to destroy them with every means at their disposal.
Stargate: SG-1 - Rated: T - English - Sci-Fi/Adventure - Chapters: 42 - Words: 458,330 - Reviews: 664 - Favs: 594 - Follows: 542 - Updated: 1/5/2017 - Published: 9/14/2012 - J. O'Neill - Complete
by timedraven117 reviews
The Inusannon, and the Protheans, failed. The Cycle continues. One Inusannon breaks. Another teaches. And the youngest, fights. Humanity will take a central role in leading the charge of the future. The Reaper's days are numbered. Indeed, it is the beginning of the end. A war that will shake the galaxy and will never be seen again.
Crossover - X-Com & Mass Effect - Rated: T - English - Sci-Fi/Supernatural - Chapters: 6 - Words: 32,013 - Reviews: 32 - Favs: 115 - Follows: 164 - Updated: 1/2/2017 - Published: 11/10/2015
The Shining Legion
by RedrumSprinkles reviews
It is the year 17 BC. Caesar Augustus wields absolute power in his blood-soaked fists, and despite the unquestioned authority of Rome, threats brew on the horizon. Slaves are in open revolt, Britannia lies unconquered, and the untamed forests of Germania teem with grimm and barbarians. Into this darkness, the Empire's Beacon marches - the newly formed Legio Pharus. Roman Empire AU!
RWBY - Rated: M - English - Adventure/Romance - Chapters: 11 - Words: 47,163 - Reviews: 142 - Favs: 211 - Follows: 285 - Updated: 10/22/2016 - Published: 12/22/2014 - Ruby R., Weiss S., Yang X.L., Jaune A.
Mass Effect: Clash of Civilizations
by Eterna1Soldier reviews
In 2157 a Citadel Council exploratory vessel is tasked with opening a dormant Relay into unknown regions of the galaxy. What they find is something they never expected. What happens when two civilizations centered around different technologies clash?
Crossover - Halo & Mass Effect - Rated: T - English - Adventure/Mystery - Chapters: 21 - Words: 96,812 - Reviews: 3426 - Favs: 5,243 - Follows: 6,141 - Updated: 5/22/2016 - Published: 10/13/2011 - Tali'Zorah
Tide of War: Mass Effect Warhammer Crossover
by TheSGC reviews
Warhammer 30k Pre-Heresy and Mass Effect 2 crossover. The 25th Expeditionary Fleet, with the Alpha Legion, is en route to a pacification when something very unexpected happens …
Crossover - Warhammer & Mass Effect - Rated: M - English - Adventure/Sci-Fi - Chapters: 34 - Words: 82,578 - Reviews: 290 - Favs: 536 - Follows: 712 - Updated: 4/4/2016 - Published: 10/11/2011
Red Rose of Winterfell
by Warmachine375 reviews
"In the outskirts of Winterfell, a young woman wearing red of cloak and carrying a scythe leaving a trail of roses in the winter that is coming soon.." Ruby finds herself in the world of Westeros years before the start of the events we are all familiar with now. I own nothing Game of Thrones or RWBY: they both belong to George R.R. Martin, the late Monty Oum, HBO and Rooster Teeth.
Crossover - Game of Thrones & RWBY - Rated: K+ - English - Chapters: 6 - Words: 33,805 - Reviews: 180 - Favs: 580 - Follows: 656 - Updated: 3/16/2016 - Published: 5/24/2015 - Eddard S., Catelyn S., Arya S., Ruby R.
To spread his light
by Simpli reviews
"No army is big enough to conquer the galaxy. But faith alone can overturn the universe", Missionaries are skilled in oration, manipulation, and subtly changing a culture to bring it into line with the Imperial Cult, replacing the gods of the existing pantheon with Imperial Saints, they are also often skilled warriors not above the use of brute force.
Crossover - Warhammer & Mass Effect - Rated: M - English - Chapters: 18 - Words: 138,267 - Reviews: 327 - Favs: 456 - Follows: 572 - Updated: 12/31/2015 - Published: 9/30/2014
by Almedha reviews
When a strange malfunction pulls the Enterprise and Defiant into a strange new universe, they find themselves entrenched in a battle between a technologically inferior species and alien parasites. PROBABLY DEAD. I keep hoping I'll get back to it, but it's been a while now.
Crossover - StarTrek: Deep Space Nine & Stargate: SG-1 - Rated: T - English - Adventure - Chapters: 6 - Words: 9,676 - Reviews: 52 - Favs: 106 - Follows: 195 - Updated: 12/17/2015 - Published: 3/6/2013 - Jadzia D., J. Quinn
The Alliance Wars
by vliegenvanger reviews
this is a general continuation of BSG 16, Under Siege and TFS Ticonderoga. I have changed several other things. although this story is categorized as crossover, it will mainly deal with the SG side and a bit of BSG. now includes the Ori
Crossover - Stargate: Atlantis & Battlestar Galactica: 2003 - Rated: T - English - Sci-Fi - Chapters: 21 - Words: 233,843 - Reviews: 155 - Favs: 163 - Follows: 194 - Updated: 12/5/2015 - Published: 3/31/2010
The Queen of Hearts
by defiasstone2 reviews
Sarah Kerrigan ex-Queen of Blades, now leading the zerg once more to get her revenge against Mengsk for causing the death of her beloved Jim Raynor. In the game she becomes much like the Queen of Blades once more, except for a few small parts that show her human side. What if that human part of her was stronger, and reared its head earlier? Oneshot, set on Char, HOTS spoilers!
StarCraft - Rated: T - English - Sci-Fi - Chapters: 13 - Words: 88,577 - Reviews: 164 - Favs: 291 - Follows: 274 - Updated: 11/8/2015 - Published: 3/17/2013 - Sarah K., H. Warfield - Complete
by The Dark Taff reviews
The Hammond disappears on an exploration mission and ends up in a galaxy far far away. Sorry if bits sound similar to the start of the BSG/Gate crossover but thats me! I own nothing except for the idea behind this story.
Crossover - Star Wars & Stargate: SG-1 - Rated: K - English - Sci-Fi/Adventure - Chapters: 6 - Words: 7,189 - Reviews: 67 - Favs: 139 - Follows: 238 - Updated: 9/23/2015 - Published: 8/9/2012
The Distant and Not-So-Bright Future
by His Lordship Havoc reviews
As if the Dominion War wasn't enough, Captain Sisko and the crew of Deep Space 9 find themselves dealing with an unusual visitor whose inhumanly deadly skills and dedication to protecting the human race just might tear the Federation apart. Written as a challengefic. Rated M for lots of violence and battle scenes, not to mention a somewhat awkward and comical attempt at romance.
Crossover - StarTrek: Deep Space Nine & Warhammer - Rated: M - English - Sci-Fi - Chapters: 5 - Words: 57,035 - Reviews: 98 - Favs: 183 - Follows: 241 - Updated: 6/19/2015 - Published: 1/1/2013 - Space Marines
Vanguard: In at the Deep End
by USSExplorer reviews
The Vanguard finds itself flung into another galaxy that faces the threat of being overrun by a seemingly unstoppable force. With a massively damaged ship, and little time; can the Vanguard make a difference in determining the fate of a galaxy? SOMEWHERE BETWEEN ON-HIATUS AND ABANDONED.
Crossover - StarTrek: Other & Mass Effect - Rated: M - English - Sci-Fi/Adventure - Chapters: 48 - Words: 229,314 - Reviews: 321 - Favs: 336 - Follows: 434 - Updated: 5/31/2015 - Published: 4/26/2012 - J. Garson
Once Bitten, Twice Shy
by Varigos D. Vastitas reviews
Unwittingly uplifted beyond expectation by their foes, humanity not only destroyed their aggressors, but surpassed them and made their way to the stars. As Humanity expands from the Earth will they find their place in the galaxy, or will ghosts from the past come back to haunt them? (Co-writer NathanHale2.)
Crossover - X-Com & Mass Effect - Rated: M - English - Sci-Fi/Adventure - Chapters: 19 - Words: 122,522 - Reviews: 630 - Favs: 1,137 - Follows: 1,376 - Updated: 3/9/2015 - Published: 3/15/2014 - D. Anderson, Illusive Man, Councilor Tevos, Councilor Sparatus
Reflection in Steel
by Commissar Rasher reviews
The UNSC Wotan is the finest ship ever built by human hands. But now its crew faces the greatest challenge of their lives. Trapped in a strange land, they must survive and try to find a way home in a dark galaxy where there is only war.
Crossover - Warhammer & Halo - Rated: T - English - Sci-Fi/Adventure - Chapters: 4 - Words: 68,237 - Reviews: 113 - Favs: 270 - Follows: 354 - Updated: 2/26/2015 - Published: 12/26/2013
A Brutal Truth
by BIG Z1776 reviews
What are the chances of a technical screw-up bringing Earth and the Colonies together? Not very high, at least that's what Lt. Kelsey Adama thought. Yet, here she is, on the brink of history where two supposedly long lost tribes of man are reunited. But when both sides have not seen one another for thousands of years and one has no intention of playing by the rules things get messy
Crossover - Stargate: SG-1 & Battlestar Galactica: 2003 - Rated: T - English - Adventure/Sci-Fi - Chapters: 35 - Words: 211,291 - Reviews: 1047 - Favs: 761 - Follows: 757 - Updated: 2/17/2015 - Published: 4/30/2013 - Complete
Rogue Trader's Enterprise
by JanTanner reviews
The game between Q and Tzeentch has begun. Their capricious whims now dictate the lives and fates of whoever their eyes fall upon. Lord captain Darrius doesn't care for the fickle whims of gods and powerful beings. His world shattered and his ship removed from the universe he knows he doesn't see a cruel twist of fate. Only new opportunities for profit.
Crossover - StarTrek: Other & Warhammer - Rated: T - English - Sci-Fi/Adventure - Chapters: 24 - Words: 104,236 - Reviews: 73 - Favs: 87 - Follows: 123 - Updated: 2/12/2015 - Published: 3/23/2013 - Rogue Traders
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: 966 - Favs: 1,210 - Follows: 1,507 - Updated: 1/23/2015 - Published: 9/19/2013
by Palladius reviews
The Ethereal assault on Earth was foiled by Colonel Jane Shepard. The Temple Ship taken intact, XCOM gained the capability to strike back against the Ethereals. However, Humans weren't the only species the Ethereals had set their sights on. For they were determined to make this cycle different.
Crossover - X-Com & Mass Effect - Rated: M - English - Sci-Fi/Family - Chapters: 38 - Words: 161,748 - Reviews: 1019 - Favs: 1,148 - Follows: 1,308 - Updated: 1/17/2015 - Published: 10/3/2013 - J. Garson, U. Wrex, Tali'Zorah, Admiral Hackett
Business as Usual
by silent15 reviews
All he wanted to do was kill his mortal enemy. Now Rogue Trader Darius Augustin finds himself in a strange universe without an Imperium and without an Emperor. Mind you... Without any competition, he could turn a pretty profit here. Perhaps not all is lost...
Crossover - Warhammer & Mass Effect - Rated: T - English - Adventure - Chapters: 3 - Words: 10,330 - Reviews: 75 - Favs: 184 - Follows: 250 - Updated: 12/29/2014 - Published: 6/21/2014
Angels Fear to Tread
by TheBleachDoctor reviews
Fools rush in where angels fear to tread. In an engagement with the Borg, the Sovereign-class Lady Luck and her two Akira escorts are unceremoniously thrown into the Mass Effect Universe. To get home, the stranded Federation starships will have to make hard choices, and meddle in local events in ways that Starfleet would find... unseemly. Goodbye Prime Directive, hello Reapers!
Crossover - StarTrek: Other & Mass Effect - Rated: T - English - Sci-Fi/Adventure - Chapters: 8 - Words: 26,586 - Reviews: 87 - Favs: 160 - Follows: 207 - Updated: 12/25/2014 - Published: 6/6/2013 - J. Garson, Sovereign
A Clashing of Ways
by Avid Reader403 reviews
Ten years have passed since the Human-Covenant War ended and the birth of the Species Assembly has brought peace to the Galaxy. Or, at least their part of it. The discovery of a Mass Relay sparks yet another war that will have consequences for all sides involved. The Galaxy will never be the same. Disclaimer: I do not own the franchises.
Crossover - Halo & Mass Effect - Rated: T - English - Adventure - Chapters: 13 - Words: 42,422 - Reviews: 628 - Favs: 1,249 - Follows: 1,567 - Updated: 12/25/2014 - Published: 9/20/2012 - Shepard
Tempus ad Reclaimer: Splintered Humanity
by zekebomb reviews
Humanity is at a Golden Age of society, with all bigotry and racism removed and scientific marvels are steadily discovered and recovered from the past. All three sects of man have been found and joined after the seeds were spread across the stars by the Forerunners. However and new threat arrives to threaten the peace. AU. Rated M for all the right reasons.
Crossover - Halo & Mass Effect - Rated: M - English - Sci-Fi/Adventure - Chapters: 7 - Words: 40,328 - Reviews: 97 - Favs: 338 - Follows: 396 - Updated: 12/23/2014 - Published: 12/22/2013 - Master Chief/John-117, Shepard, J. Garson, OC
Starship Troopers: The Battle for Terra
by Supreme Commander reviews
The 5th Mobile Infantry Division are sent to the planet Terra deep in the Arachnid Quarantine Zone to setup a base once there the fleet leaves them alone. They thought the planet was bug free but they're wrong. However, before Terra they have several campaigns before they're sent to Terra.
Starship Troopers - Rated: M - English - Sci-Fi - Chapters: 3 - Words: 6,945 - Reviews: 5 - Favs: 5 - Follows: 4 - Updated: 12/7/2014 - Published: 8/20/2014 - Carmen I., J. Rico
by AntonCheckOn reviews
Shepard thought that controlling the reapers at the end of Mass Effect 3 offered the greatest chance at bringing a lasting and happy peace to the galaxy, even if it cost her her own being. But it would seem that her story didn't end with firing the Crucible. This story is based on my other work 'Transitions', but is in a separate continuity. Rated M for violence, and language.
Crossover - Stargate: SG-1 & Mass Effect - Rated: M - English - Sci-Fi/Romance - Chapters: 46 - Words: 153,092 - Reviews: 389 - Favs: 432 - Follows: 490 - Updated: 12/6/2014 - Published: 3/9/2013 - J. O'Neill, J. Garson - Complete
by Whieteyes1989 reviews
Yang has awoken on the Citadel. Wait, where's the Citadel? Space? What the flip? How did she get into space? Join Yang and Shepard as they travel through the gallaxy on a wild adventure to stop Saren and find Yang a way home. Rated M for some language and space violence.
Crossover - Mass Effect & RWBY - Rated: M - English - Drama/Adventure - Chapters: 8 - Words: 19,351 - Reviews: 197 - Favs: 586 - Follows: 698 - Updated: 11/26/2014 - Published: 8/23/2014 - Conrad V., J. Garson, Yang X.L.
For Fleet and Flotilla - ON PERMANENT HIATUS
by CAS2109 reviews
When the crew of the BattleStar Hades discover unknown debris and a massive structure while on the run from a Cylon fleet, they find themselves thrown onto the galactic stage. How will they adapt to the new challenges thrown at them? Will they ever retake the colonies? Or will they find themselves drawn to a certain race of nomads who share their hate of Artificial Intelligence?
Crossover - Battlestar Galactica: 2003 & Mass Effect - Rated: T - English - Sci-Fi/Adventure - Chapters: 8 - Words: 39,552 - Reviews: 72 - Favs: 167 - Follows: 231 - Updated: 10/23/2014 - Published: 1/13/2014 - OC, Tali'Zorah, Admiral Hackett
The Devil's Own
by Cain O'Phelan reviews
When a company of ODSTs drop on New Mombasa to reinforce the ground operations against the Covenant, they are caught in an inter-atmospheric Slipspace jump. Where that jump leads will take those men from notoriety, to legend.
Crossover - Halo & Mass Effect - Rated: M - English - Sci-Fi/Adventure - Chapters: 10 - Words: 36,963 - Reviews: 157 - Favs: 362 - Follows: 437 - Updated: 9/1/2014 - Published: 5/16/2013 - J. Garson
Star Wars: Force Rising
by Achaewa reviews
A ragtag bunch of misfits comprised of a Jedi, a Smuggler, a Spy and a Bounty Hunter must join forces as unlikely allies to stop a resurgent Sith Empire from overwhelming the Republic and its allies. All the while a faction in the unfashionable part of the galaxy must stand witness to its fantastic part. ME clash with SW. Femslash and Het. No slash. Minor language such as F-bombs.
Crossover - Star Wars & Mass Effect - Rated: T - English - Sci-Fi/Adventure - Chapters: 7 - Words: 48,090 - Reviews: 64 - Favs: 234 - Follows: 258 - Updated: 8/29/2014 - Published: 3/31/2014 - [Shae Vizla, Mako] Bastila S., Satele S.
The War in the Dark
by Rha'Shazad reviews
Mass Effect/ Star Trek Online crossover! Please be gentle, once it gets off the ground it should get better. Female Adept Shepard, Paragon war hero. All other details inside.
Crossover - Mass Effect & Star Trek Online - Rated: T - English - Sci-Fi/Adventure - Chapters: 10 - Words: 37,506 - Reviews: 16 - Favs: 54 - Follows: 82 - Updated: 7/27/2014 - Published: 1/10/2013 - J. Garson
by Xeno Major reviews
The Great Wars are over. Jim Raynor and his men have left the Koprulu Sector behind, choosing to settle a world away from that sector of space. Unfortunately, the colony of Shanxi is not safe; hostile aliens have invaded, intent on controlling the Terrans and their bizarre technology. Unfortunately for the Turians, the Terrans have experience fighting hostile alien invaders.
Crossover - StarCraft & Mass Effect - Rated: T - English - Chapters: 7 - Words: 90,510 - Reviews: 534 - Favs: 1,847 - Follows: 2,062 - Updated: 7/1/2014 - Published: 3/24/2013
Unwritten Rules of the SGC
by stevebond1990 reviews
Some things just shouldn't be done... Unfortunately Common Sense is often a Luxury at the SGC. Inspired by 'The Atlantis Handbook' by Cammy and 'Things Not to Do at the SGC' by Gothfeary. If you recognise it, it's not mine.
Crossover - Stargate: SG-1 & X-overs - Rated: T - English - Humor/Sci-Fi - Chapters: 5 - Words: 5,791 - Reviews: 13 - Favs: 46 - Follows: 40 - Updated: 6/30/2014 - Published: 6/9/2014
Magic, Meet MJOLNIR
by Portertrain9 reviews
While investigating Installation 06, the Chief, the Arbiter, a few marnines and Elites are transported to another dimension. Along with a few unpleasant enemies. What happens when the Chief and co. join Fairy Tail? Rated T for the obvious reasons of swearing and general violence.
Crossover - Halo & Fairy Tail - Rated: T - English - Adventure/Sci-Fi - Chapters: 8 - Words: 23,785 - Reviews: 95 - Favs: 120 - Follows: 115 - Updated: 6/27/2014 - Published: 3/19/2013
Not Here By Choice
by frustratedoptimist1 reviews
An Imperial crusade fleet sent to assist in the fight against the Reapers.
Crossover - Warhammer & Mass Effect - Rated: M - English - Chapters: 5 - Words: 14,477 - Reviews: 90 - Favs: 143 - Follows: 193 - Updated: 5/5/2014 - Published: 1/18/2014
Halo: The Human Effect
by MJOLNIR117 reviews
Following the Human-Covenant War, Humanity finds a buried device that allows trans-galactic travel far faster than Slipspace. It was heralded as the greatest scientific find in Human history; the rest of the galaxy simply calls it the Mass Effect. Now mankind needs to forge a new place for itself among the stars.
Crossover - Halo & Mass Effect - Rated: T - English - Sci-Fi/Adventure - Chapters: 20 - Words: 67,131 - Reviews: 444 - Favs: 671 - Follows: 789 - Updated: 3/27/2014 - Published: 7/12/2010
The Gene Trap
by tmd126 reviews
based on the Infested Terran OC story type, Julia Daren is a medic with minor psionic capability who is captured by the swarm, her genetic material is compatible with the swarm, but underneath the genes that seem to be perfect for assimilation, a trap lies in wait, one into which the swarm has just fallen. StarCraft belongs to blizzard. Will not be continuing in foreseeable future.
StarCraft - Rated: T - English - Adventure/Hurt/Comfort - Chapters: 17 - Words: 45,381 - Reviews: 34 - Favs: 61 - Follows: 75 - Updated: 3/12/2014 - Published: 6/3/2013 - James R., Sarah K. - Complete
The Broken Road to Earth
by Field Marshal Grant reviews
Kobol is behind them and the fleet is torn apart by the upcoming election. But then one of their Raptor recon patrols unknowingly encounters the Thirteenth Tribe. Now targeted by the military forces and allies of the Terran Dominion the Galactica and the Cylons may have both bit off more than they can chew.
Crossover - StarCraft & Battlestar Galactica: 2003 - Rated: T - English - Sci-Fi/Adventure - Chapters: 6 - Words: 23,367 - Reviews: 92 - Favs: 221 - Follows: 284 - Updated: 2/24/2014 - Published: 2/11/2014 - Sarah K., Valerian M., W. Adama, L. Roslin
Reunions are a Deleted
by Bob Regent reviews
Name amended due to guidelines. A clash of ideologies will cause widespread death and destruction for two races both alike and strange to the other. SG1nBSG xover
Crossover - Stargate: SG-1 & Battlestar Galactica: 2003 - Rated: T - English - Sci-Fi - Chapters: 27 - Words: 349,784 - Reviews: 1002 - Favs: 1,351 - Follows: 1,323 - Updated: 11/23/2013 - Published: 5/19/2007
by SC-KoNi reviews
An ancient threat awakens. A strange ship crashes into a frontier world. A chance encounter, that will change the fate of the entire galaxy. The battle for the future begins, at the end of all things... Infinity's Gate!
Crossover - Warhammer & Mass Effect - Rated: T - English - Sci-Fi/Adventure - Chapters: 6 - Words: 9,242 - Reviews: 42 - Favs: 66 - Follows: 96 - Updated: 10/30/2013 - Published: 11/15/2012 - Shepard
Dust of the Stars
by bryan0711 reviews
The Colonies believed themselves alone in the galaxy. The Cylons were their only enemy. After a confrontation between the Valkyrie BSG and Ha'tak motherships the Colonies are thrown onto the galactic scene, unprepared, for an inevitable confrontation...
Crossover - Stargate: SG-1 & Battlestar Galactica: 2003 - Rated: T - English - Chapters: 24 - Words: 323,498 - Reviews: 346 - Favs: 421 - Follows: 474 - Updated: 9/12/2013 - Published: 4/5/2010 - J. O'Neill, W. Adama
The Farsighted Ones
by Joyed Roman reviews
The Farsight Enclaves led by General Farsight have broken free of the Ethereals and have survived both the Orks and Tyranids. But with the development of a warp storm which rapidly consumed the their planets and left them in another galaxy altogether. One without the endless bloodshed.They thought that they were now truly free to build their future. But life is never that easy.
Crossover - Warhammer & Mass Effect - Rated: M - English - Sci-Fi - Chapters: 6 - Words: 23,829 - Reviews: 86 - Favs: 222 - Follows: 272 - Updated: 9/7/2013 - Published: 8/25/2013 - Tau
Halo: First Contact
by FuzyDr4G0NZ reviews
An Asari Deep space exploration craft discovers an unknown wreck in space, meanwhile the UNSC Gorgon is sent out on a scouting mission into the lost outer colonies.
Crossover - Halo & Mass Effect - Rated: T - English - Sci-Fi/Adventure - Chapters: 16 - Words: 62,980 - Reviews: 487 - Favs: 661 - Follows: 886 - Updated: 8/26/2013 - Published: 12/19/2012
Destiny's Child: The Reboot
by andrewjameswilliams reviews
Rewrite and Reboot of Destiny's Child. A Federation starship encounters a spatial anomaly and is flug into the stargate univsere. Trouble insues.
Crossover - StarTrek: Other & Stargate: SG-1 - Rated: K+ - English - Sci-Fi/Adventure - Chapters: 3 - Words: 12,918 - Reviews: 86 - Favs: 214 - Follows: 291 - Updated: 2/27/2013 - Published: 8/25/2012
Ciaphas Cain and Commander Shepard: Blame the Eldar
by Full-Paragon reviews
When the machinations of an eldar fareer drop an entire world full of Imperial Guard, Orks, and Eldar into the Mass Effect Universe, both worlds are forever changed. Switches between the perspectives of Commissar Ciaphias Cain and Commander Jane Shepard. Rated M for language, adult situations and violence.
Crossover - Warhammer & Mass Effect - Rated: M - English - Adventure/Sci-Fi - Chapters: 10 - Words: 41,205 - Reviews: 319 - Favs: 360 - Follows: 418 - Updated: 2/5/2013 - Published: 9/5/2012 - C. Cain, J. Garson
Confessions of a Stranded Jedi
by Kipling Nori reviews
A Jedi stranded in the Pegasus galaxy meets up with the Atlantis crew. Throw in a few angry Wraith and a Sith just to keep things interesting. ::Stargate Atlantis, Star Wars:KotOR crossover::
Crossover - Stargate: Atlantis & Star Wars - Rated: K+ - English - Adventure/Sci-Fi - Chapters: 12 - Words: 25,307 - Reviews: 145 - Favs: 86 - Follows: 134 - Updated: 1/15/2013 - Published: 5/1/2005
Stargate: A New Era
by DN7 reviews
It's been 15 years since the first mission through the gate. When President Hayes visits the SGC to start talking about disclosure, a discovery about the Stargate Network will change everyone's understanding of the galaxy. AU fic, after SG:U, T for now
Crossover - Stargate: SG-1 & Mass Effect - Rated: T - English - Adventure - Chapters: 6 - Words: 22,659 - Reviews: 145 - Favs: 301 - Follows: 467 - Updated: 10/13/2012 - Published: 9/14/2011 - Complete
by vliegenvanger reviews
a spin off from the Alliance wars. the story of a crew finding itself cut off from their homes and forced to deal with it. Now on permanent hold
Stargate: SG-1 - Rated: T - English - Sci-Fi - Chapters: 1 - Words: 10,843 - Reviews: 6 - Favs: 21 - Follows: 35 - Published: 10/3/2012
Stargate: The Guardian's Order
by Seraphin2011 reviews
The story follows the advantures of Liam, an Alterran who decides to leave the higher plane of existance in order to take care of the many mistakes his race made before ascending.
Stargate: SG-1 - Rated: T - English - Sci-Fi/Adventure - Chapters: 16 - Words: 266,741 - Reviews: 166 - Favs: 593 - Follows: 392 - Updated: 8/6/2012 - Published: 4/16/2012 - J. O'Neill - Complete
Eighth Fleet Saga 1
by MrEmperor reviews
The galaxy is looking peachy for the SGC, until flying wedges show up!
Crossover - Star Wars & Stargate: SG-1 - Rated: T - English - Adventure/Sci-Fi - Chapters: 1 - Words: 2,970 - Reviews: 5 - Favs: 19 - Follows: 32 - Published: 6/13/2012
Eighth Fleet Saga 1 Old Version
by MrEmperor reviews
DEAD - The galaxy is looking peachy for the SGC, until giant flying wedges show up! Dead now. Rewrite is go! 6/13/12
Crossover - Star Wars & Stargate: SG-1 - Rated: T - English - Adventure/Sci-Fi - Chapters: 9 - Words: 19,021 - Reviews: 33 - Favs: 30 - Follows: 47 - Updated: 6/13/2012 - Published: 3/18/2006 - Complete
A New Frontier
by Willowfan reviews
The crew of the USS Enterprise-E has had to face many different threats, but this one is unlike any they have ever faced.
Crossover - StarTrek: The Next Generation & Stargate: SG-1 - Rated: K+ - English - Adventure/Sci-Fi - Chapters: 6 - Words: 25,133 - Reviews: 79 - Favs: 190 - Follows: 288 - Updated: 6/5/2012 - Published: 10/8/2011
Trek through the Stargate: Book 1
by Spearhead reviews
When the Enterprise and two other Federation ships are catipulted into the Stargate universe. What will Admiral Picard do when they are unable to return to their reality?
Crossover - StarTrek: Other & Stargate: SG-1 - Rated: T - English - Adventure/Sci-Fi - Chapters: 11 - Words: 34,705 - Reviews: 79 - Favs: 149 - Follows: 176 - Updated: 6/1/2012 - Published: 8/22/2011 - Complete
by synbad2 reviews
The Replicators use a different method of destroying Atlantis, causing a miss-jump. Set Pre/post Season 3 of SGA and during Vector Prime of Starwars
Crossover - New Jedi Order & Stargate: Atlantis - Rated: T - English - Sci-Fi/Adventure - Chapters: 4 - Words: 13,847 - Reviews: 35 - Favs: 51 - Follows: 72 - Updated: 4/16/2012 - Published: 1/25/2012 - Luke S., John S.
Battleship Strike Group 10
by adm-frb reviews
In an alternate timeline where the Federation and Klingon Empire is at war with the Romulan Star Empire a Federation Battleship Strike Group led by the USS Enterprise is transported to an alternate universe...
Crossover - StarTrek: The Next Generation & Stargate: SG-1 - Rated: T - English - Chapters: 2 - Words: 17,266 - Reviews: 53 - Favs: 152 - Follows: 220 - Published: 2/5/2012
by prometheus55 reviews
After the battle with the Collectors, the Normandy tries to return to the Terminus systems. Unfortunately things don't go as planned and now the remnants of the crew must find a way home. However intentions and outcomes are rarely similar for Shepard. -ON HIATUS.
Crossover - Stargate: SG-1 & Mass Effect - Rated: T - English - Sci-Fi/Adventure - Chapters: 16 - Words: 128,713 - Reviews: 421 - Favs: 845 - Follows: 890 - Updated: 10/23/2011 - Published: 2/19/2010 - J. Garson
by CreepyReaper reviews
During the Second Bug War the Federation sends its best to find the Lost City of the Ancients. AU
Crossover - Stargate: Atlantis & Starship Troopers - Rated: T - English - Adventure - Chapters: 2 - Words: 6,924 - Reviews: 24 - Favs: 31 - Follows: 43 - Updated: 7/30/2010 - Published: 7/26/2010 - John S.
by vliegenvanger reviews
continuation of the under siege and battlestar group 16 stories. this story is about the ship and crew of the Ticonderoga directly after the Wraith attack on earth. AU after season 5 of atlantis, no ORI
Crossover - Stargate: SG-1 & Battlestar Galactica: 2003 - Rated: T - English - Adventure/Sci-Fi - Chapters: 6 - Words: 25,720 - Reviews: 42 - Favs: 65 - Follows: 51 - Updated: 2/5/2010 - Published: 10/19/2009 - Complete
by vliegenvanger reviews
sequel to Battlestar Group 16. the Tau'ri have built a new base to replace Atlantis which is now at the moon. the Wraith attack and Earth is in danger. features SGA/SG1 and a small bit of BSG
Stargate: Atlantis - Rated: T - English - Sci-Fi - Chapters: 7 - Words: 34,663 - Reviews: 37 - Favs: 85 - Follows: 64 - Updated: 9/26/2009 - Published: 7/15/2009 - Complete
battlestar group 16
by vliegenvanger reviews
What if the Cylon Virus was discovered and removed. an Au and X-over for BSG 2003 and SG-1/SGA, shows what could have happened if the Colonial met the Tau'ri.
Crossover - Stargate: SG-1 & Battlestar Galactica: 2003 - Rated: T - English - Sci-Fi/Drama - Chapters: 8 - Words: 47,029 - Reviews: 132 - Favs: 184 - Follows: 146 - Updated: 7/15/2009 - Published: 3/8/2009 - Complete
Worldwar: Discovering the Balance
by AlbertG reviews
Fleetlord Atvar, supreme commander of 'The Race' arrived at Earth a few decades later than planned. But it shouldn't have mattered after all how much could Earth change in a mere 800 years, give or take?
Crossover - Stargate: SG-1 & Battlestar Galactica: 2003 - Rated: K+ - English - Sci-Fi/Fantasy - Chapters: 10 - Words: 64,273 - Reviews: 311 - Favs: 630 - Follows: 361 - Updated: 6/27/2009 - Published: 11/5/2007 - Complete
Destiny's Child Version 20
by andrewjameswilliams reviews
Rewrite of Destiny's Child. A Federation starship encounters a spatial anomaly and is flug into the stargate univsere. Trouble insues. Chapter Fifteen added
Crossover - Stargate: SG-1 & TV X-overs - Rated: K+ - English - Sci-Fi/Adventure - Chapters: 15 - Words: 49,950 - Reviews: 233 - Favs: 350 - Follows: 398 - Updated: 1/28/2007 - Published: 8/5/2004
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7th Fleet Lost (rewrite) reviews
What happens when ships from the Terran Federation of the Starship troopers universe to use the modern term get Isekai in the Stargate universe?
Crossover - Stargate: SG-1 & Starship Troopers - Rated: M - English - Sci-Fi/Adventure - Chapters: 20 - Words: 80,756 - Reviews: 124 - Favs: 115 - Follows: 139 - Updated: 3/11 - Published: 9/19/2019
Terran Federation: Counterstrike reviews
It's been 8 years since the end of the 2nd Bug war. Humanity is starting to enter its golden age in the galactic stage, with technology no one can replicate, with allies that no one has accepted, and a military capable of taking on any competitor it seems. But that will change, those who employ chains are circling like wolves, and an enemy thought dead return
Crossover - Starship Troopers & Mass Effect - Rated: M - English - Sci-Fi - Chapters: 17 - Words: 127,756 - Reviews: 137 - Favs: 413 - Follows: 444 - Updated: 11/18/2019 - Published: 2/16/2017
7th Fleet Lost (first attempt) reviews
What happens when ships from the Terran Federation of the Starship troopers universe ends up in the Stargate universe? I have no idea but I'm trying to find out. Currently looking for co-authors. Discontinued... or is it?
Crossover - Stargate: SG-1 & Starship Troopers - Rated: M - English - Sci-Fi/Adventure - Chapters: 24 - Words: 106,476 - Reviews: 198 - Favs: 217 - Follows: 256 - Updated: 10/10/2019 - Published: 3/17/2013 - Complete
Terran Federation: Contact reviews
For more than 20 years, the Terran Federation's path into the darkness beyond Earth has been marked by war, betrayal, and bugs. Every alien they met in the blackness of space has been hostile, pushing the region on a path to another great interstellar war. But sometimes, you get lucky, will the 6th time over Shanxi be it?
Crossover - Starship Troopers & Mass Effect - Rated: M - English - Sci-Fi - Chapters: 28 - Words: 164,615 - Reviews: 366 - Favs: 804 - Follows: 838 - Updated: 4/16/2017 - Published: 8/7/2014 - Complete
Federation News Network reviews
To use a Warhammer 40k term a codex of the Terran Federation and Short stories
Starship Troopers - Rated: M - English - Sci-Fi/Adventure - Chapters: 5 - Words: 14,899 - Reviews: 2 - Favs: 20 - Follows: 13 - Updated: 5/14/2014 - Published: 6/16/2013