Mass Effect Crossovers
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Second Hostile Contact by Leona-do reviews
December 21, 2012, awoke the aliens that slept within the planets of the Sol System. The aliens, called Types, launched an all out attack on Earth. Their target, humanity, at the plea for help by Gaia, the collective spirit of Earth. No country or group of humans were spared. Humanity managed to survive but feared a second First Contact would destroy them. This is their story.
Crossover - Fate/stay night & Mass Effect - Rated: T - English - Adventure/Suspense - Chapters: 3 - Words: 7,378 - Reviews: 147 - Favs: 200 - Follows: 236 - Updated: 4h ago - Published: 3/5 - [Shirō E., Rin T.] D. Anderson, Shepard (M)
Crossed Over by t-jumblr reviews
Hoping that a folding-space drive can shorten their voyage home, the crew of Voyager accidentally jumps into another universe. Working with the terrorist Commander Shepard (F), Voyager works to get back to their own universe. Shepard and Liara try to reconsile their relationship after Shepard's death and Liara's becoming the Shadow Broker.
Crossover - StarTrek: Voyager & Mass Effect - Rated: T - English - Adventure/Angst - Chapters: 5 - Words: 42,264 - Reviews: 32 - Favs: 53 - Follows: 92 - Updated: 7h ago - Published: 5/30/2013 - K. Janeway, Shepard (F), Liara T'Soni
Ordinary Human Spectre by AntagonistChan reviews
Commander Kirisame Marisa, a Navy brat, proved herself in the Skyllian Blitz. Now, it's up to her and the crew of the Normandy to stop Saren, a rogue Spectre. AU where Marisa from Touhou Project replaces Commander Shepard, and the Touhou lore is integrated into the ME universe.
Crossover - Mass Effect & Touhou Project - Rated: T - English - Sci-Fi/Adventure - Chapters: 4 - Words: 18,841 - Reviews: 2 - Favs: 7 - Follows: 11 - Updated: 9h ago - Published: 2/22 - Legion, Marisa K., Reimu H.
Shepherd of the Stars by joestej reviews
When Humanity ventured into the stars, they found they were not alone. And they were not liked. So they learned. How to build bigger, stronger ships. More powerful weapons. In order to survive, they learned to wield the Sword of the Stars. But there was one lesson they hadn't learned. It was called the Mass Effect.
Crossover - Mass Effect & Sword of the Stars - Rated: T - English - Sci-Fi - Chapters: 8 - Words: 15,511 - Reviews: 15 - Favs: 58 - Follows: 63 - Updated: 11h ago - Published: 3/19
Sirius and the Citadel by SharkGlue reviews
It is the Year 750 AS, and the survivors of Mankind's darkest hour is at peace. With the fateful expansion of the Kingdom of Bretonnia towards the newly discovered Tau 30 system, things will change as Humanity encounters a Citadel patrol. Watch as the remnants of Humanity's darkest hour interacts with a newly opened Galaxy.
Crossover - Freelancer & Mass Effect - Rated: T - English - Adventure/Sci-Fi - Chapters: 22 - Words: 89,452 - Reviews: 74 - Favs: 105 - Follows: 116 - Updated: 11h ago - Published: 3/30
Mass Effect: Creed by Sutori-Artifex reviews
173 years have passed since Desmond Miles gave his life for the survival of Humanity. Since then he has become a martyr for the Brotherhood, who gave their all and, when Humanity reaches for the stars, they take their place behind the scenes of Galactic History. Join one group of Assassins as they fight alongside the crew of the Normandy for a mission with impossible odds...
Crossover - Mass Effect & Assassin's Creed - Rated: T - English - Adventure/Romance - Chapters: 7 - Words: 55,057 - Reviews: 12 - Favs: 7 - Follows: 9 - Updated: 12h ago - Published: 3/6 - Shepard (F), Shepard (M), OC, OC
Born In Fire by Syroc reviews
The Reapers won, but Humanity survives. And one day, a young man leaves the safety of his Vault and discovers the wasteland that the galaxy has become.
Crossover - Fallout & Mass Effect - Rated: T - English - Adventure - Chapters: 4 - Words: 24,263 - Reviews: 7 - Favs: 10 - Follows: 17 - Updated: 16h ago - Published: 2/14 - Shepard (M)
The Galactic Emperor by The Creator95 reviews
Saved from death, he was saved to become something great; something that would change everything. His enemies will fall and his allies will prosper; his family he will protect, and the worlds he will rule. Naruto is the Galactic Emperor.
Crossover - Naruto & Mass Effect - Rated: T - English - Sci-Fi/Adventure - Chapters: 19 - Words: 30,757 - Reviews: 48 - Favs: 139 - Follows: 140 - Updated: 20h ago - Published: 11/23/2013 - Naruto U.
The Infinity Effect by creamofwheat2311 reviews
After discovering a Precursor artifact, the UNSC Infinity and the Sangheili Shadow of Intent are transported to a universe unlike anything they have ever seen, and forced into a war against a foe they never could have imagined: the Reapers. Alliances are founded, friendships are formed, and decisions are made that will change this galaxy forever. Post Halo 4, Pre ME3. AU
Crossover - Halo & Mass Effect - Rated: T - English - Sci-Fi/Adventure - Chapters: 8 - Words: 76,805 - Reviews: 737 - Favs: 834 - Follows: 1,077 - Updated: 23h ago - Published: 10/9/2013 - Master Chief/John-117, T. Lasky, Admiral Hackett, Shepard (M)
Le Lion et le Tigre by Cycian reviews
Sir Alenko doit faire face à un tournoi prestigieux , et surtout à l'homme qu'il aime et déteste à la folie .
Crossover - Mass Effect & Dragon Age - Rated: T - French - Romance/Adventure - Chapters: 1 - Words: 3,242 - Reviews: 2 - Favs: 1 - Published: 4/16 - [Kaidan A., Shepard (M)] Zevran A. - Complete
Ascension by Ulstem reviews
The battle at the Department of Mysteries went differently for Harry. Trapped in a new time and being the last wizard alive, Harry must find a way home. Soon Harry must decide if he should stay and help fight the oncoming evil or return to save the ones he loves.- Pre-ME1 to Pre-ME2. No pairings decided yet, but I may change this later on.
Crossover - Harry Potter & Mass Effect - Rated: T - English - Adventure/Drama - Chapters: 21 - Words: 70,628 - Reviews: 512 - Favs: 811 - Follows: 1,057 - Updated: 4/16 - Published: 1/8 - Harry P., Shepard (F)
Grim Encounters by Ordos Yama reviews
In the Grim Darkness of the 41st Millennium: there is only constant war and death. The Imperium struggles to stand strong. The Eldar strive for survival. The Tau seek out their destiny. The Necrons move to reclaim their former glory. The Tyranids continue consuming to sate their endless hunger. De Orks go WAAAAGHH!. The Citadel just doesn't have enough dakka.
Crossover - Warhammer & Mass Effect - Rated: K - English - Sci-Fi - Chapters: 1 - Words: 6,043 - Reviews: 14 - Favs: 24 - Follows: 34 - Published: 4/16
A wall in between by Eternalfantasyfan reviews
Only the first transformers movie happened and it went differently than expected. How will the council species and associate species react to the strange humans and the automatic organic robots and that are very protective of the humans? Well one thing is sure, no matter how close humans will get to other species there will always be a wall between them over the cybertonians.
Crossover - Mass Effect & Transformers - Rated: T - English - Adventure - Chapters: 3 - Words: 3,374 - Reviews: 27 - Favs: 62 - Follows: 77 - Updated: 4/15 - Published: 11/20/2013
Mass Effect: Wizarding Edition by ShadowsEchoes reviews
Crossover! Harry potter never expected to find anything quite as amazing as the SSV Normandy when that spell backfired, but hey when are things ever normal around him? Pairings [Shepard (M)/Tali'Zorah] [Harry Potter/Liara T'Soni] No slash, no smut, should stay teen but we'll see what happens.
Crossover - Harry Potter & Mass Effect - Rated: T - English - Adventure/Romance - Chapters: 1 - Words: 742 - Reviews: 1 - Favs: 13 - Follows: 31 - Published: 4/14
Mass Effect 3: The Clone Wars by RSC-1995
After the sabotage of the Jedi Temple and her trial Ahsoka wanted to get as far away from Triple Zero as possible. As a newly knighted jedi she was put in command of the Task Force assigned to assist the 327th Star Corps to hunt down an organization named Cerberus. On their way they meet the Separd twins.
Crossover - Mass Effect & Star Wars: The Clone Wars - Rated: T - English - Adventure/Romance - Chapters: 1 - Words: 3,462 - Follows: 1 - Published: 4/14 - [Ahsoka T., Captain Rex] Shepard (F), Shepard (M)
Mass Effect: Animus by Sutori-Artifex
Alexander Clarke has proven his value to the Normandy Crew, but once the ever so cunning Illusive Man discovers that the Brotherhood has been following his movements, he decides to allow History to repeat itself, setting in motion an elaborate plan... let's just say, Alexander now knows exactly how Desmond felt all those many decades ago...
Crossover - Mass Effect & Assassin's Creed - Rated: T - English - Adventure/Supernatural - Chapters: 1 - Words: 2,855 - Follows: 2 - Published: 4/14 - Illusive Man, OC, Ezio A., OC
Spacebook by Sutori-Artifex
My own rendition of "NormandyNet" by LegionN7. The Concept belongs to him. I just threw in my own characters and dialogue albeit with some references here and there. (/s/8632681/1/NormandyNet)
Crossover - Mass Effect & Assassin's Creed - Rated: T - English - Humor/Sci-Fi - Chapters: 2 - Words: 7,557 - Favs: 1 - Follows: 1 - Updated: 4/14 - Published: 3/7 - Shepard (F), Joker, Shepard (M), OC
Change Inherit by Doci reviews
When the four great races rise up to reclaim what was lost after the Great Cataclysm. How will the Citadel Counsel react. (Its an idea that just will not leave me alone. Is Teen for now may change in the future or maybe not at all.)
Crossover - Halo & Mass Effect - Rated: T - English - Sci-Fi - Chapters: 2 - Words: 1,739 - Reviews: 18 - Favs: 62 - Follows: 75 - Updated: 4/13 - Published: 4/12
Inheritors of the Mantle by Sempiternal Ether reviews
The Reaper War has come to a close, as has the Human-Covenant War. Both societies are increasingly unified and secure in their positions. What happens when they come into contact?
Crossover - Halo & Mass Effect - Rated: T - English - Sci-Fi/Adventure - Chapters: 11 - Words: 54,549 - Reviews: 486 - Favs: 349 - Follows: 415 - Updated: 4/13 - Published: 3/23
Force Rising by Achaewa reviews
The Galaxy is large. Space is larger. Even if the people of the galaxy wish it to be otherwise. They have only scratched the surface of the billions of worlds within. Even now, one hundred thousand years after humanity created the hyperdrive, there is still so much we still do not know. Mass Effect clashes with Star Wars. No slash. Eventual femslash, maybe?
Crossover - Star Wars & Mass Effect - Rated: T - English - Sci-Fi/Adventure - Chapters: 4 - Words: 15,435 - Reviews: 27 - Favs: 88 - Follows: 116 - Updated: 4/13 - Published: 3/31 - Satele S., Bastila S.
Not what it Seems by Ethan Writer reviews
Portals are sentient and don't kill, thus when Danny activates one, it finds a loophole to save his live. The world discovers that not only is it linked to the Ghost-Zone, but also Heaven and Hell, but with Fenton's genetic engineering, a group of Nephilim is born. Immortal, they live until There species discover space travel and other mysterious things. Cover art by Krossan
Crossover - Danny Phantom & Mass Effect - Rated: T - English - Sci-Fi/Supernatural - Chapters: 5 - Words: 13,569 - Reviews: 14 - Favs: 30 - Follows: 34 - Updated: 4/13 - Published: 1/20 - Danny F., Dani, Shepard (M), James V.
Crisis Negotiations by Super duper Sumo reviews
"The Ceph were only the start. Their technology has guided us towards the stars. We are greater then we have ever been." But for humanity, the Ceph were only the beginning. Humanity is under attack. The stars hold many secrets. In times like this, humanity needs a leader. A icon. A role that Jacob Hargreave is not used to. But leading from the shadows has it's advantages.
Crossover - Mass Effect & Crysis - Rated: T - English - Sci-Fi - Chapters: 7 - Words: 27,954 - Reviews: 37 - Favs: 90 - Follows: 119 - Updated: 4/13 - Published: 5/23/2013 - Conrad V., Jacob Hargreave
Kin From The Stars: Incursion by Kinsmen From A Far Star reviews
Fifteen years after the Covenant War, ONI discovers the Systems Alliance; decimated by the Reapers six years ago. Faced with the creation of a new Insurrection from the ramifications of their influence; an inevitable uprising, ONI begins a radical new plan, in a desperate attempt to buy the UNSC as much time as possible, and for that, it will need a new generation of Spartans...
Crossover - Halo & Mass Effect - Rated: T - English - Adventure/Sci-Fi - Chapters: 13 - Words: 93,653 - Reviews: 195 - Favs: 221 - Follows: 262 - Updated: 4/13 - Published: 9/25/2012 - C. Halsey, Kelly-087, Garrus V., Shepard (M)
In Infinitum: First Contact by Drake S. Hellion 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: 14 - Words: 70,659 - Reviews: 469 - Favs: 548 - Follows: 757 - Updated: 4/13 - Published: 9/19/2013
The Earth's Greatest Defenders by MassBallX reviews
A What-If story of if DBZ and ME shared the same universe. It takes place before the Cell Games (Cause it was the only time I felt would avoid a complete stomp from either side) And during Mass Effect 3. (The entire game) This is my first story so I'd love for some helpful advice. Also future chapters will have better formatting for the eyes.
Crossover - Dragon Ball Z & Mass Effect - Rated: T - English - Sci-Fi/Adventure - Chapters: 4 - Words: 5,007 - Reviews: 5 - Favs: 5 - Follows: 6 - Updated: 4/13 - Published: 4/12 - Goku, Gohan, Shepard (M)
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