Mass Effect Crossovers
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ContactoConUnAngel by fate hay ghj reviews
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Crossover - Warhammer & Mass Effect - Rated: M - Spanish - Adventure - Chapters: 7 - Words: 57,649 - Reviews: 1 - Favs: 2 - Follows: 2 - Updated: 9/10 - Published: 9/9
Imperial Dawn by Illuviar reviews
While my muse refused to cooperate with my ongoing stories for the last week or so, I got this brainbug in an attempt to get back to writing A Tale of Blood and Steel. What if Inquisitor and Knock-off Saint Veil and company ended up in an alternative ME verse that is inspired by both ME and WH40K smashed together in somewhat 'bright' fashion?
Crossover - Warhammer & Mass Effect - Rated: M - English - Sci-Fi - Chapters: 2 - Words: 15,710 - Reviews: 28 - Favs: 128 - Follows: 154 - Updated: 9/10 - Published: 9/9 - U. Wrex, Admiral Hackett, Shepard, OC
Place of Our Legacy by firstprime1230 reviews
Earth has been overrun by the forces of the Ori. Beaten, demoralized and on the run in the Ancient city of Atlantis the survivors of Earth make a desperate gamble to save what little they have left. Arriving in a galaxy so different from their own, can they uphold the legacy left to them by the races that came before? And save a galaxy doomed to a suffer a fate worse than death.
Crossover - Stargate: SG-1 & Mass Effect - Rated: T - English - Sci-Fi/Adventure - Chapters: 16 - Words: 224,186 - Reviews: 516 - Favs: 1,065 - Follows: 1,458 - Updated: 9/9 - Published: 4/30/2020
Rise of the Federation Alliance: Federation-Citadel War by SimplyLaggy reviews
( AU) A Citadel Council patrol fleet stumbles upon a Starfleet exploratory fleet who just discovered a mass relay, and fires on it, sparking a war on levels beyond the Citadel's imaginations! Meanwhile, Reapers detect these newcomers, and with their superiority complex, attack early! Meanwhile, Q sits on a beach chair munching popcorn, watching, and laughing!
Crossover - StarTrek: The Next Generation & Mass Effect - Rated: T - English - Chapters: 5 - Words: 8,284 - Reviews: 71 - Favs: 181 - Follows: 255 - Updated: 9/9 - Published: 2/21 - J. Picard, Admiral Hackett, Shepard
Cyber Effect, Book 1: The Butcher of Torfan by Travezty reviews
In the year 2013, Humanity had discovered Cybernetics and became obsessed with them. By the time of 2148, Mass Effect Physics are discovered, and is happily married with Human Cybernetics. In 2183, Vincent "V" Shepard is made the first Human/Cyberpunk Spectre. With his Sandy and Keren as his backups, what could possibly go wrong? (Goddammit Bubsy) V Shepard, TaliShep.
Crossover - Mass Effect & Cyberpunk 2077 - Rated: M - English - Romance/Adventure - Chapters: 9 - Words: 70,120 - Reviews: 54 - Favs: 195 - Follows: 226 - Updated: 9/8 - Published: 10/1/2022 - [V, Shepard, Tali'Zorah]
Ripples in the Stream by Vyrexuviel reviews
Eden Prime was a disaster, but from the ashes of a hero's pyre rises a new hope. A very different warrior rises to take the place of a fallen legend. Time to quit dreaming. Time to Awaken. ME Universe, Out-of-universe character with D&D roots; some Shadowrun influence. (Will update erratically, please be patient!) Co-Authored by MasterMind4892! Book One Complete!
Crossover - Mass Effect & Dungeons and Dragons - Rated: M - English - Adventure/Sci-Fi - Chapters: 36 - Words: 454,853 - Reviews: 49 - Favs: 226 - Follows: 303 - Updated: 9/8 - Published: 5/1/2015 - [Jack, OC] Liara T'Soni, Kasumi G.
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: 2 - Words: 12,053 - Reviews: 30 - Favs: 116 - Follows: 162 - Updated: 9/8 - Published: 2/6
Effects of Man by Krotosin reviews
During the shitshow that Eden Prime was, Shepard finds a man buried near the beacon. With him, two AIs, one from Reach, the other from Typhon. With him at her side, Jane's mission is easier. If it wasn't for the fact he's a hyper-lethal killing machine. And a bit of a wierdo. Mostly Titanfall and Halo, with some (a lot) Deep Rock Galactic.
Crossover - Mass Effect & Titanfall - Rated: M - English - Sci-Fi - Chapters: 4 - Words: 38,036 - Reviews: 12 - Favs: 66 - Follows: 86 - Updated: 9/8 - Published: 6/10
Technical Terrors by Lighting wolf knight reviews
In most places? Aliens would be weird... On a new horizon come new opportunities and new dangers. Rated T for violence, death, and profanity.
Crossover - Mass Effect & Xenoblade Chronicles 3 - Rated: T - English - Romance/Sci-Fi - Chapters: 2 - Words: 5,109 - Reviews: 3 - Favs: 8 - Follows: 14 - Updated: 9/7 - Published: 9/30/2022 - O. Petrovsky, OC, Shala'Raan, Eunie
New Start Plus: in spaaaaace! by omaster43 reviews
Nick Walters and his merry band of misfits are back with a story about helping Shepard and crew fight giant eldritch robot abominations, most likely through Dumb magic and crazy shenanigans This is a continuation of my previous story, so reading that one first is recommended. but I'm not your nanny you wanna be confused that's your choice. Oc-insert, just came from Dragon age
Crossover - Game X-overs & Mass Effect - Rated: M - English - Humor/Adventure - Chapters: 6 - Words: 139,568 - Reviews: 80 - Favs: 222 - Follows: 271 - Updated: 9/6 - Published: 6/6 - Garrus V., Tali'Zorah, Shepard
A Road not Taken by Three-Seven Driver reviews
Crossover where a jump gate connects to M-51 and Earth was occupied on the past by remnants of the Taiidan Empire. Fast forward 170 years to 2183 and the liberated humanity under the Systems Alliance work to become part of the galactic community. This is the story of Alaya Shepard.
Crossover - Homeworld & Mass Effect - Rated: T - English - Adventure/Sci-Fi - Chapters: 8 - Words: 19,733 - Reviews: 30 - Favs: 99 - Follows: 130 - Updated: 9/5 - Published: 1/24/2015
What Lies Beneath by Mandalorian Runescaper reviews
After Commander Shepard refuses her help on the Citadel, Tali is left having to find another way to complete her Pilgrimage. But there are other things in the galaxy just as terrifying as the Reapers. Mass Effect/Alien crossover, but with much more of a focus on the former. Takes place during ME1. Feedback is much appreciated!
Crossover - Aliens/Predator & Mass Effect - Rated: T - English - Sci-Fi/Horror - Chapters: 3 - Words: 18,459 - Reviews: 6 - Favs: 20 - Follows: 20 - Updated: 9/5 - Published: 12/17/2022 - Tali'Zorah, OC
Destiny Lost by Twisted Fate MK 2 reviews
The Gods left remnant together, with the statement they would never return to it or influence it. Only, that wasn't true, was it? The God of light, ever the hypocrite and liar, didn't abandon Remnant. Instead, he reincarnated someone to do his bidding and bring Remnant to them. Cue, the now dead Pyrrha Nikos and the God of Darkness' ideas. / Supporter Requested by Espacole & Spork
Crossover - Mass Effect & RWBY - Rated: M - English - Adventure - Chapters: 79 - Words: 315,707 - Reviews: 809 - Favs: 799 - Follows: 1,077 - Updated: 9/5 - Published: 5/5/2019 - Legion, Pyrrha N., Penny P., God of Darkness
There's a Star-Man by Blastro Floridan of Mystery reviews
What happened to Pelinal Whitestrake? I mean yeah he became a Ghost, but what did he do directly after the events of his death? Well, his patron had an agenda for him. Ain't no rest for the wicked. Rated M for violence against Elves, because he will always find a way to bash in Aldmer skulls.
Crossover - Elder Scroll series & Mass Effect - Rated: M - English - Sci-Fi/Fantasy - Chapters: 1 - Words: 1,744 - Reviews: 5 - Favs: 8 - Follows: 18 - Published: 9/4 - Shepard
Frontlines: the Attican Front by vmoneywashere reviews
For over half a decade, the Citadel is losing a war against the race simply nicknamed the Friskies (Lankies). Their worlds slowly being lost, armies even numbers in the hundreds of thousands wiped off the map, and millions dead. But hope can be found. A signal detected off in the Attician Traverse. A recon force ventures out: To find a duel between Humanity and the Lankies.
Crossover - Misc. Books & Mass Effect - Rated: T - English - Sci-Fi/Adventure - Chapters: 2 - Words: 10,302 - Reviews: 10 - Favs: 60 - Follows: 101 - Published: 9/4
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: 23 - Words: 124,532 - Reviews: 137 - Favs: 282 - Follows: 423 - Updated: 9/4 - Published: 2/21/2022
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: 57 - Favs: 249 - Follows: 309 - Updated: 9/2 - Published: 1/5/2022 - Lone Wanderer, Courier, OC
Mass Effect: Resurrection by RabidRabbids reviews
Shepard's life hadn't gotten any easier. Entire colonies were disappearing, millions of people gone. And that's not even mentioning she'd been dead for two years, but desperate times call for desperate measures, and Shepard is forced to work with Cerberus to find out what's behind the disappearances. Thankfully, she's got monsters backing her up. (Sequel to Monstrum Immortalem)
Crossover - Mass Effect & Guardians of the Galaxy - Rated: M - English - Sci-Fi/Adventure - Chapters: 26 - Words: 119,314 - Reviews: 7 - Favs: 21 - Follows: 26 - Updated: 8/30 - Published: 6/15/2021
The Effect of a Horse and a Dragon by Vimesenthusiast reviews
A different decision right after being cursed leads to a very different Ranma showing up in Nerima. When he goes after Herb to beat some sense into him Ryoga takes the chance to get rid of his rival once and for all, sending both combatants to the Mass Effect universe. What changes will two martial artists and their use of ki have on the coming conflict? RanmaXTaliXKasumiXSama
Crossover - Ranma & Mass Effect - Rated: M - English - Humor/Adventure - Chapters: 6 - Words: 121,701 - Reviews: 558 - Favs: 2,092 - Follows: 2,153 - Updated: 8/29 - Published: 2/2/2014 - Ranma, Kasumi G., Tali'Zorah, Samara
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: 30 - Words: 244,576 - Reviews: 323 - Favs: 708 - Follows: 809 - Updated: 8/27 - Published: 7/10/2020 - Clark K./Kal-El/Superman, Miranda L.
The Scarlet Scarab by Fire Wolf 2132 reviews
Having just come home from college, Jaime hoped to live a good life that he could share with his family. But an unexpected gift has derailed his dreams, and given him a destiny that will alter the fate of the galaxy.
Crossover - DC Superheroes & Mass Effect - Rated: T - English - Sci-Fi/Adventure - Chapters: 1 - Words: 3,486 - Reviews: 5 - Favs: 31 - Follows: 41 - Published: 8/26 - [J. Reyes/B. Beetle, Tali'Zorah] Shepard
Where Ghosts and Spectres play by spart1339 reviews
Spectres are feared throughout the galaxy as the right hand of the Council. But, there is another force that is feared more than the Spectres, even by Spectre operatives. They are known as Ghosts, elite covert operatives who are humanity's unseen protectors. Ghost Team Wolf is called in to assist Shepard.
Crossover - Mass Effect & Ghost Recon series - Rated: M - English - Sci-Fi/Adventure - Chapters: 7 - Words: 36,637 - Reviews: 21 - Favs: 223 - Follows: 305 - Updated: 8/25 - Published: 5/29/2017 - J. Garson, OC
Mass Wars Episode II by Fantasymaker76 reviews
Five Years have past since the destruction of the Normandy and the death of Commander Shepard. Now a new order is rising in the unmapped regions of the galaxy which is leaving unease in both the Republic and the Citadel. Determined to find out what is going on, a pro-human organisation has made plans to find out what this mysterious group wants.
Crossover - Mass Effect & Star Wars - Rated: M - English - Sci-Fi/Adventure - Chapters: 5 - Words: 26,457 - Reviews: 9 - Favs: 25 - Follows: 30 - Updated: 8/25 - Published: 3/13
Dreams of Vengeance by Arch Magos Belacaruius Cronus reviews
Is it too much to ask for a millennia or two of sleep? For one twice dead child of the Dominus Nox, rest won't be coming easily any time soon... (rated M for gore)
Crossover - Warhammer & Mass Effect - Rated: M - English - Adventure - Chapters: 3 - Words: 3,294 - Reviews: 10 - Favs: 55 - Follows: 86 - Updated: 8/24 - Published: 9/20/2022 - OC, Chaos Space Marines, Shepard
Fashionable Tactics by Lighting wolf knight reviews
He didn't know what else was coming, only that this could have been decided now. Rated T for violence, death, and profanity.
Crossover - Mass Effect & RWBY - Rated: T - English - Romance/Adventure - Chapters: 4 - Words: 14,781 - Reviews: 2 - Favs: 7 - Follows: 8 - Updated: 8/23 - Published: 8/4/2022 - [OC, Coco A.] Primarch Adrien Victus
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