Mass Effect Crossovers
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Kage of the Stars by Warlock99 reviews
Saving people is hard as is being a hero, but saving the universe? Well, that's going to take an army that transcends and breaks the laws of the universe. And a Kage to lead them to victory. This is the story of that Kage, this is the story of Naruto Uzumaki the Kage who rules the stars.
Crossover - Naruto & Mass Effect - Rated: M - English - Adventure - Chapters: 5 - Words: 15,434 - Reviews: 26 - Favs: 110 - Follows: 172 - Updated: 11/1 - Published: 8/28 - Naruto U., Sara Ryder
Mass Effect Crosover by jetslinger333 reviews
This fiction has different type of mass effect crossover ideas and other types as well, read and review if you like the series I wrote it. Next Update Skeleton knight in another world x code geass. Eminence in the Shadow x Code geass
Crossover - Mass Effect & Kamen Rider - Rated: T - English - Sci-Fi/Adventure - Chapters: 27 - Words: 82,004 - Reviews: 38 - Favs: 39 - Follows: 40 - Updated: 11/1 - Published: 5/18/2014
Effect of a seal by Fanreader26 reviews
it was placed on him when he was born and he was never informed about it. but one day on the training field, he overloaded a seal that kept a secret from everyone in the village including himself. now that the seal is broken, he finds more about his ancestry and a new power that goes beyond his village. Gender bender of sorts. it will make sense if you give a chance
Crossover - Naruto & Mass Effect - Rated: T - English - Drama/Sci-Fi - Chapters: 4 - Words: 34,523 - Reviews: 58 - Favs: 133 - Follows: 171 - Updated: 10/31 - Published: 4/1 - Naruto U., Hiruzen S.
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: 873 - Favs: 1,093 - Follows: 1,319 - Updated: 10/30 - Published: 12/11/2012 - Emile-A239/Noble Four
A Metal Guardian by JawsOnYou67 reviews
The Universal Century, only a few short years ago humanity nearly eradicated itself to the tune of a madman, now it spreads, free of most of its old hatred. Yet the galaxy won't let them rest. Terminal prepares the twin Queens as best it can. (Gundam x Mass Effect)
Crossover - Gundam UC & Mass Effect - Rated: T - English - Sci-Fi/Humor - Chapters: 9 - Words: 136,919 - Reviews: 99 - Favs: 288 - Follows: 360 - Updated: 10/28 - Published: 8/18/2020 - Amuro R., Char A., Tali'Zorah, Admiral Hackett
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: 47 - Words: 686,011 - Reviews: 2436 - Favs: 3,660 - Follows: 4,464 - Updated: 10/28 - Published: 11/30/2015 - Master Chief/John-117, OC, Shepard
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: 1068 - Favs: 2,051 - Follows: 2,329 - Updated: 10/28 - Published: 9/20/2016 - Master Chief/John-117, Cortana, Shepard
NieR: Ghosts of a bygone Era by The meme lord of the east reviews
After the fall of the Tower, androids are finally united and ready to explore space in search of friendly species, what they found was a galactic community of aliens with deeply rooted hatred for AI. Will the galactic community make an exception for the Androids? or will they indulge in petty wars while another threat looms on the horizon? Citadel vs Reapers vs Humans.
Crossover - Mass Effect & Nier - Rated: T - English - Sci-Fi/Supernatural - Chapters: 2 - Words: 8,011 - Reviews: 11 - Favs: 45 - Follows: 78 - Updated: 10/27 - Published: 10/16 - 2B, 9S, YoRHa Commander
Exciting Opportunities by Of Questionable Veracity reviews
In an unexpected and highly unlikely turn of events, a catastrophic warp breach from a crippled ship manages to fling a Rogue Trader - or rather, the youngest son of a Rogue Trader - through time and space to a universe quite unlike what anyone on-board in used to. They make the best of the situation.
Crossover - Warhammer & Mass Effect - Rated: K+ - English - Chapters: 31 - Words: 162,591 - Reviews: 429 - Favs: 610 - Follows: 840 - Updated: 10/27 - Published: 4/15/2019 - J. Garson
I'll Always Find You by Scififan33 reviews
Sora T'Soni just wanted to keep her family safe, to put her skills to use for her people, so she joined the military. Riku Yamada was running from a past he wished he could forget, grateful to those who saved him, so he joined the Alliance military. The Saren and Sovereign attacked and both their lives changed forever. Something drew them together but how could it work?
Crossover - Kingdom Hearts & Mass Effect - Rated: M - English - Sci-Fi - Chapters: 6 - Words: 30,541 - Reviews: 7 - Favs: 15 - Follows: 15 - Updated: 10/27 - Published: 6/30 - [Riku, Sora] [Liara T'Soni, Shepard]
Adventures of Captain Jason and Agronauts by johny woodpecker
While Shepard does his thing, captain Jason and his friends travel the galaxy from alternate perspective. Crossover with lots of stuff, but mostly TF2
Crossover - X-overs & Mass Effect - Rated: M - English - Adventure/Sci-Fi - Chapters: 5 - Words: 3,655 - Updated: 10/26 - Published: 10/14
Mass Effect Adrian Shepard by Arentanji
Adrian Shepard has escaped the G-man's prison that was an osprey in the void by going through the portal that the G-man used to leave the osprey. Now he finds himself on Eden Prime, just hours before the attack in the wilderness, 2 km from where the first mission takes place. Rated T, for now. the cover image is a placeholder.
Crossover - Half-Life & Mass Effect - Rated: T - English - Sci-Fi/Adventure - Chapters: 1 - Words: 352 - Favs: 2 - Follows: 5 - Published: 10/23 - A. Shephard, Garrus V., Tali'Zorah, Shepard
Peace Through Might by SympathyForTheQuarians reviews
On an ordinary day on Thessia in 2182, an asari Matriarch picks up the Death Note. The galaxy is enlightened under the guidance of the Asari Republics. AU.
Crossover - Death Note & Mass Effect - Rated: T - English - Supernatural/Drama - Chapters: 1 - Words: 4,491 - Reviews: 1 - Favs: 2 - Published: 10/23 - Complete
Doctor Dare by TimeTraveller-1900 reviews
In one reality, the Second Doctor was placed on trial by the Time Lords for interference. Exiled to Earth, the Third Doctor becomes UNIT's scientific advisor. At least in one world. Escaping the Time Lords out of fear of execution, the Second regenerates into a Third, and helps humanity's space age, giving them help with the Epstein drive and with the Prothean ruins on Mars.
Crossover - Doctor Who & Mass Effect - Rated: K+ - English - Sci-Fi - Chapters: 1 - Words: 1,876 - Reviews: 1 - Favs: 10 - Follows: 9 - Published: 10/23 - 2nd Doctor, 3rd Doctor - Complete
The lives and the times of Hazrael Potter by Smokinbarrrel reviews
Hazrael Potter was old, so very old. She was also tired. The end couldn't come soon enough her. But the end for one such as she is seldom the end. Fem!Harry, no pairings as of yet. I encourage you to read and review. Updates will be scarce, but they will come eventually. Thanks much for taking a look at this. Have a gooder!
Crossover - Harry Potter & Mass Effect - Rated: M - English - Drama/Sci-Fi - Chapters: 1 - Words: 1,646 - Reviews: 7 - Favs: 64 - Follows: 92 - Published: 10/22 - Harry P., Death, Shepard, Councilor Tevos
Imperial Entanglements: Prologue by PhillyCh3zSt3ak reviews
When you build an empire as a semi-faceless, quasi-immortal being, you tend to break a few eggs to make it happen. The Emperor made the Empire possible, now he's going to expand it further. Some will join, others won't. Some will be hostile while others are cordial. Who ever said being an Emperor was going to be easy? A 3 part OOC, Empire Building fic. Other content notes within.
Crossover - Harry Potter & Mass Effect - Rated: M - English - Sci-Fi/Adventure - Chapters: 3 - Words: 38,973 - Reviews: 172 - Favs: 1,196 - Follows: 1,513 - Updated: 10/21 - Published: 10/4/2016 - Harry P., Shepard - Complete
The Guardian by djrios144 reviews
During one of his patrols of the solar system, Aeon's ghost picked up weird signals of Vex and Hive on the moon, while inspecting the signal he finds a Vex time gate powered by Hive magic, during its destruction it captures him and his ship and sends him flying through realities.
Crossover - Mass Effect & Destiny - Rated: M - English - Sci-Fi/Adventure - Chapters: 10 - Words: 13,850 - Reviews: 5 - Favs: 38 - Follows: 82 - Updated: 10/21 - Published: 9/27
An Illusive Reign by SympathyForTheQuarians reviews
On an ordinary day on the Illusive Man's station in 2183, shortly after Shepard dies, the former picks up the Death Note. He uses it to win humanity's birthright as rulers of the galaxy - but there's more to the universe...[AU, Death Note/Mass Effect/Star Wars]
Crossover - Star Wars & Mass Effect - Rated: T - English - Drama/Supernatural - Chapters: 1 - Words: 6,054 - Reviews: 1 - Favs: 2 - Follows: 1 - Published: 10/21 - Illusive Man - Complete
Clone Effect: Rebels by Twistedstitcher27 reviews
The Republic has fallen and given rise to The Empire. With everything they fought for destroyed, there's little left to hope for. But as soldiers who have pledged their lives to protecting the innocent, evil will not stand unopposed.
Crossover - Star Wars: The Clone Wars & Mass Effect - Rated: M - English - Adventure/Romance - Chapters: 5 - Words: 18,479 - Reviews: 6 - Favs: 21 - Follows: 29 - Updated: 10/20 - Published: 7/31 - [Captain Rex, Shepard] James V., Jack
The Return of Hope by Masso 2010 reviews
Commander Shepard is dead. Knowing that they needed someone to complete his work fighting against the Reapers, The Illusive Man set his sights on the next best thing, Humanities greatest hero. The only problem is that Superman gave up on hero work a long time ago but can the threat of galactic extinction be enough for him to once again step into the light.
Crossover - Superman & Mass Effect - Rated: M - English - Sci-Fi - Chapters: 18 - Words: 151,412 - Reviews: 225 - Favs: 518 - Follows: 615 - Updated: 10/19 - Published: 7/10/2020 - Clark K./Kal-El/Superman, Miranda L.
A New Effect by KingKaper reviews
The Galaxy is a dark and mysterious place, even for those who think they have it all figured out. Humans were sure that Pokemon were the strongest beings in this dimension, however Shepard and all living beings will be reeducated, there are dark places even Giratina fears. Cross-posted on AO3
Crossover - Pokémon & Mass Effect - Rated: T - English - Sci-Fi/Adventure - Chapters: 5 - Words: 17,057 - Reviews: 12 - Favs: 57 - Follows: 75 - Updated: 10/18 - Published: 3/16 - Moon, Liara T'Soni, Shepard
The Rage of Tuchanka by SympathyForTheQuarians
On an ordinary day on Tuchanka in 2184, Urdnot Wreav picks up the Death Note. The galaxy is brought low by the vengeance of the krogan people. AU.
Crossover - Death Note & Mass Effect - Rated: T - English - Chapters: 2 - Words: 3,513 - Favs: 1 - Follows: 1 - Published: 10/17 - U. Wreav - Complete
The Rebel Alliance's Death Note: One-Shots (LEGENDS) by SympathyForTheQuarians
Some periodic one-shots to expand on the world of TRADN, posted whenever I'm feeling creative. LEGENDS continuity.
Crossover - Star Wars & Mass Effect - Rated: T - English - Humor/Drama - Chapters: 2 - Words: 366 - Favs: 1 - Follows: 1 - Updated: 10/15 - Published: 9/27
12 Protheans by SympathyForTheQuarians
Javik is born centuries earlier, and is preserved on Ilos alongside the Prothean scientists. After perfecting time travel, they send him back in time to undo extinction - all while he is haunted by a recurring dream. Based on La Jetee and 12 Monkeys.
Crossover - Mass Effect & 12 Monkeys - Rated: T - English - Mystery/Supernatural - Chapters: 1 - Words: 1,546 - Favs: 2 - Published: 10/15 - Complete
The Eternal Lord 40k - ME by HellFox83 reviews
A battle against the forces of Chaos strands a Necron lord in the galaxy of Mass Effect. With what's left of his dynasty under his banner, Veronakh Lord of Solvatakh intends to lead his people to glorious conquest. Can Commander Shepard stop the Collectors and curtail the ambitions of the Necrons?
Crossover - Warhammer & Mass Effect - Rated: M - English - Sci-Fi/Adventure - Chapters: 23 - Words: 252,331 - Reviews: 101 - Favs: 318 - Follows: 434 - Updated: 10/15 - Published: 6/13/2020 - Necrons, Shepard
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