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Mass Effect: Human Revolution by
IgnusDei reviews
Adam Jensen finds himself in a time only dreamed of in vids, humanity is now part of a great galactic community that fears synthetics, and he struggles to find his place within it. Note: Primarily a DX/ME crossover, with elements borrowed and integrated from other Square Enix franchises.
Crossover - Deus Ex & Mass Effect - Rated: M - English - Sci-Fi/Supernatural - Chapters: 89 - Words: 859,638 - Reviews: 2518 - Favs: 2,551 - Follows: 2,613 - Updated: 4/19 - Published: 3/12/2012
Shattered Fate by
Illuviar reviews
The year is 2175 and the galaxy is at peace. In the Terminus Systems, Battarian sponsored pirates gather, willing to test the resolve and capabilities of the System Alliance. At a X-COM facility, the last surviving soldier from the last war has been released from stasis, ready to be healed. Meanwhile the Ethereals plot in the shadows beyond the Relay Network and Nazara awakens...
Crossover - X-Com & Mass Effect - Rated: M - English - Sci-Fi/Adventure - Chapters: 26 - Words: 80,121 - Reviews: 83 - Favs: 291 - Follows: 371 - Updated: 4/19 - Published: 2/3/2016
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: 13 - Words: 27,600 - Reviews: 326 - Favs: 718 - Follows: 1,019 - Updated: 4/7 - Published: 5/17/2018
DOOM Effect by
zrocker119 reviews
Alexander Carter was a normal man that lived a normal life. That is until he was hit and killed by a drunk driver. Now dead he is offered a chance by a powerful being to be a part of something much that he thought only existed in fiction. Mass Effect SI story with the MC starting out in DOOM 2016. Rating should be for obvious reasons. Pairings have been decided.
Crossover - Mass Effect & Doom - Rated: M - English - Adventure/Sci-Fi - Chapters: 15 - Words: 57,757 - Reviews: 589 - Favs: 1,636 - Follows: 1,945 - Updated: 3/25 - Published: 6/25/2016 - Shepard (F), Miranda L., OC
The Very Devil of the Stars- Rogue Trader Adventures by
Ro Kyle Carlyle reviews
Follow the very first adventure of the legendary Jakobian "Bloody Jak" Velasquez, scoundrel and hero in a time of monsters, demons, pirates, and of course war. At the edges of space, under a brutal, theocratic Empire, in a galaxy plunged into perpetual war, Jak can always be relied on to pursue his own vision of freedom, destiny and enormous wealth. Learn where his story began.
Warhammer - Rated: T - English - Adventure/Sci-Fi - Chapters: 32 - Words: 177,722 - Reviews: 75 - Favs: 88 - Follows: 90 - Updated: 7/16/2018 - Published: 10/11/2016 - Dark Eldar, Rogue Traders, OC, Adeptus Mechanicus - Complete
Another Realm VII: Hellhounds by
Katkiller-V reviews
The beginning of the end is finally here. Lawson is making her move inside of Cerberus, Shepard is due to wake up at any moment, and the offensive to finish the Geth off will begin soon. Now if the Collectors would stick to a schedule, if the Asari could not cavort with Leviathans, and if Vakarian would stop bloody glaring at me, this would be easy. Dammit... this won't be fun.
Mass Effect - Rated: T - English - Sci-Fi/Adventure - Chapters: 52 - Words: 345,547 - Reviews: 594 - Favs: 187 - Follows: 213 - Updated: 6/22/2018 - Published: 5/22/2017 - Shepard (F), Liara T'Soni, Miranda L., Kelly C. - Complete
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: 651 - Favs: 1,654 - Follows: 2,264 - Updated: 5/30/2018 - Published: 3/29/2016
Anomalous Effect by
Transwarrior666 reviews
They came to Thessia 38,000 years ago to save our ancestors from the demons. We thought they had all disappeared, and yet they remain; beyond relay 314, sleeping under the shadow of the Zone, waiting for the return of their enemies. We call them Sta'kars, creatures of light and wisdom, kindred of the gods, but I know their true name: They call themselves Humans. - Liara T'soni.
Crossover - Mass Effect & S.T.A.L.K.E.R. - Rated: K - English - Sci-Fi/Supernatural - Chapters: 22 - Words: 143,924 - Reviews: 264 - Favs: 665 - Follows: 749 - Updated: 3/29/2018 - Published: 5/5/2015 - Complete
Psi Effect 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: 1367 - Favs: 3,356 - Follows: 3,884 - Updated: 1/2/2018 - Published: 7/19/2014 - U. Wrex, Daro'Xen, Shepard (F), OC
Xcom: Incursion by
Drewman784 reviews
Every race thus far has utterly failed to stop the Reapers, always embroiled in pesky politics and wars to take any notice of the coming storm. This time though...this time is different. Can you feel the equally raging storm coming? I can. Can you? Side story: Incursion: Alliance Effect *Earlier chapters rewritten. Discontinued*
Crossover - X-Com & Mass Effect - Rated: T - English - Suspense/Adventure - Chapters: 11 - Words: 39,880 - Reviews: 127 - Favs: 264 - Follows: 341 - Updated: 8/3/2017 - Published: 11/28/2015
Exitium by
MintyFeet reviews
As humanity stands on the brink of total extinction, Samuel Hayden, Director of the Unified Argent Corporation, enacts a desperate last-ditch plan to ensure mankind's survival. In another time, and in other place, a turian patrol ship encounters a mass relay unlike any other. The peoples of Citadel space and the Terminus have no idea that beyond it lies one thing: Doom.
Crossover - Doom & Mass Effect - Rated: M - English - Chapters: 9 - Words: 70,355 - Reviews: 84 - Favs: 498 - Follows: 542 - Published: 7/14/2017
No More Gallifreys by
keita52 reviews
The Eleventh Doctor gets a call from the Illusive Man asking for his help against the Reapers. Having no idea what the crazy man was talking about, he nonetheless decides to investigate. The Reapers are exactly the sort of thing he'd like to stop - but can he work with a soldier like Shepard?
Crossover - Doctor Who & Mass Effect - Rated: M - English - Sci-Fi/Adventure - Chapters: 27 - Words: 76,352 - Reviews: 214 - Favs: 395 - Follows: 554 - Updated: 5/3/2017 - Published: 12/14/2013 - 11th Doctor, Shepard (F), Tali'Zorah, Samara
Another Realm V: Einherjar by
Katkiller-V reviews
The assassin escaped us on Redcliffe, but the war goes on. Armed with new strategies, new allies, and new plans, the hunt will continue. But before it can truly resume, there are a few loose ends to tie up. In particular, my own past has been a mystery for far too long, and what few clues I have point to the throne-world of Lady Warlord Yan T'Ravt...
Mass Effect - Rated: T - English - Sci-Fi/Adventure - Chapters: 45 - Words: 277,242 - Reviews: 706 - Favs: 166 - Follows: 145 - Updated: 2/15/2017 - Published: 8/25/2016 - Garrus V., Kelly C., Aethyta, T. Vasir - Complete
Another Realm IV: Vengeance by
Katkiller-V reviews
It's time to hunt an assassin who claims to have been affected by the same Matriarch who blasted my mind. Oh, and open war has broken out in the Terminus between the Blood Pack and the Warlords allied against their new Krogan Empire. Which is going to make finding my revenge rather annoyingly complicated, but such is life. Krom will die, or I will. Nothing else matters.
Mass Effect - Rated: T - English - Sci-Fi/Crime - Chapters: 48 - Words: 289,571 - Reviews: 666 - Favs: 180 - Follows: 137 - Updated: 8/18/2016 - Published: 3/19/2016 - Shepard (F), Aria T'Loak, Aethyta, T. Vasir - Complete
The Mission Stays the Same by
Broken Trident reviews
DISCONTINUED. A joke of Chaos daemon sent two unlikely allies - an Eldar Farseer and an Imperial Storm trooper, through the Warp and into another Universe. In this place, everything is alien to them. Except for one thing - war. War is something they know very well.
Crossover - Warhammer & Mass Effect - Rated: M - English - Sci-Fi/Adventure - Chapters: 20 - Words: 263,964 - Reviews: 1895 - Favs: 3,271 - Follows: 3,404 - Updated: 4/25/2016 - Published: 10/4/2011 - Shepard (F)
Silly but Killy by
Palladius reviews
What if there were no Humans in Mass Effect? What if there were Orks instead? The Council would have a lot less sleep, for one thing.
Crossover - Warhammer & Mass Effect - Rated: T - English - Humor/Sci-Fi - Chapters: 15 - Words: 47,002 - Reviews: 664 - Favs: 1,332 - Follows: 1,288 - Updated: 4/23/2016 - Published: 7/30/2014
A Dark Dawn by
Ave Imperium reviews
A new race was discovered and annihilated. A century passed and Citadel space forgot, but Humanity never did.
Mass Effect - Rated: T - English - Horror/Adventure - Chapters: 36 - Words: 143,972 - Reviews: 998 - Favs: 1,952 - Follows: 1,983 - Updated: 4/12/2016 - Published: 8/21/2014 - Tali'Zorah, Shepard (M) - Complete
Another Realm III: Rōnin by
Katkiller-V reviews
The events surrounding my exile have left me with a new goal in life: Find out who was behind the massacre at the hotel, and deal with them appropriately. In order to do so, I'm now on Omega to back up Aethyta's spy slash mercenaries. But Omega isn't Illium, and it's going to be rough few months. Hell, between the mercs, the gangs, and Aria herself.. we'll be lucky just to survive.
Mass Effect - Rated: T - English - Sci-Fi/Adventure - Chapters: 46 - Words: 235,612 - Reviews: 499 - Favs: 194 - Follows: 143 - Updated: 3/4/2016 - Published: 11/9/2015 - Zaeed M., Aria T'Loak, Nyreen K., OC - Complete
Transcendent Humanity by
Solaris242 reviews
Humanity never developed FTL. The Prothean archives contained no technology, no Element Zero, just a warning. Isolated from the rest of the galaxy for two thousand years, restricted to their only system, how will humanity have changed when they first meet the Turians? AU, alternate history of humanity and First Contact.
Mass Effect - Rated: T - English - Sci-Fi - Chapters: 18 - Words: 40,604 - Reviews: 2082 - Favs: 6,475 - Follows: 7,486 - Updated: 3/1/2016 - Published: 5/7/2013
Another Realm II: Terminus by
Katkiller-V reviews
It's been six months since our part in the war against the Blue Suns ended on Illium, but just because we think we're out doesn't mean that our enemies feel the same. Between Batarian politics, strange assassins, and reluctant rescue missions.. it would seem that my life is going to become extremely complicated yet again. Which figures, I was just starting to get comfortable.
Mass Effect - Rated: T - English - Sci-Fi/Adventure - Chapters: 35 - Words: 182,511 - Reviews: 395 - Favs: 218 - Follows: 153 - Updated: 11/9/2015 - Published: 6/12/2015 - Zaeed M., Aria T'Loak, Aethyta, OC - Complete
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: 117 - Favs: 391 - Follows: 517 - Updated: 8/25/2015 - Published: 2/3/2015
Another Realm I: Arrival by
Katkiller-V reviews
So, I've woken up with a pounding migraine and a million questions, and no answers are in sight. The best I can do is learn to survive as I try to get ready for the invasion that I know is coming. But like everybody knows, Illium is not a safe planet. When all I've got for friends are a jaded mechanic, a bitter matriarch, and a Batarian exile... even survival can prove to be rough.
Mass Effect - Rated: T - English - Sci-Fi/Adventure - Chapters: 41 - Words: 220,922 - Reviews: 442 - Favs: 510 - Follows: 366 - Updated: 6/13/2015 - Published: 2/11/2015 - Zaeed M., Aethyta, T. Vasir, OC - Complete
Cold Storage by
popcornfairy reviews
A solar flare left earth an irradiated wasteland. To survive humanity decide to sleep it out in cryostasis leaving behind robotic caretakers, the AVIDA, to protect earth and find humanity a new place to call home. The AVIDA do just that and after 700 years humanity awaken to a new future they could only dream about. The only problem is they're stuck in an interstellar war.
Mass Effect - Rated: T - English - Chapters: 6 - Words: 16,862 - Reviews: 138 - Favs: 588 - Follows: 783 - Updated: 1/11/2015 - Published: 5/24/2014
Infiltrait0rN7 by
Ranubis reviews
We all know that Legion is deadly in combat. Rumors are he also is a gamer. Let's take a look at his interactions on the extranet...
Mass Effect - Rated: T - English - Humor - Chapters: 2 - Words: 1,733 - Reviews: 196 - Favs: 758 - Follows: 383 - Updated: 4/19/2014 - Published: 5/11/2011 - Legion
Semper Furor by
Katkiller-V reviews
With only a few years removed from the great battle, a new generation of Na'vi has arisen, led by the son of Toruk'makto Jake Sully, and they are eager to finish the battle their parents began. While divisions begin to appear amidst the Na'vi, the humans of Tartarus remain wary for any sign of aggression, and are more than ready to make the first strike, should it be called for...
Avatar - Rated: T - English - Sci-Fi - Chapters: 23 - Words: 118,793 - Reviews: 526 - Favs: 315 - Follows: 237 - Updated: 12/20/2013 - Published: 12/1/2010 - Jake S., Parker S., Max P., Eywa - Complete
Semper Vitae by
Katkiller-V reviews
Six months removed from the Battle of the Riverbed, things are finally returning to a degree of normalcy for both humanity and the Na'vi, but there are signs that yet more chaos is on the horizon. Predators are once more migrating to the region, and there are rumors of war drifting from the southern clans. Only time, it seems, will tell if yet more battle will mar Pandora...
Avatar - Rated: M - English - Sci-Fi - Chapters: 2 - Words: 5,976 - Reviews: 36 - Favs: 107 - Follows: 122 - Updated: 12/19/2013 - Published: 12/15/2013 - Jake S., Neytiri, Parker S., Max P.
XCOM: Second Contact by
Agayek reviews
With the destruction of the Temple Ship humanity knew peace. XCOM never forgot their motto however, 'always vigilant, always reliable'
Crossover - X-Com & Mass Effect - Rated: T - English - Sci-Fi/Adventure - Chapters: 26 - Words: 294,105 - Reviews: 1070 - Favs: 2,243 - Follows: 2,318 - Updated: 9/15/2013 - Published: 1/1/2013
Mass Effect 3: A Crucible in More Ways Than One by
Sudentor reviews
Forget Commander Shepard and Admiral Anderson; being responsible for organizing the construction of a doomsday device with that many zany races and organizations, Admiral Steven Hackett is clearly the true, most long-suffering hero of Mass Effect 3.
Mass Effect - Rated: T - English - Humor/Sci-Fi - Chapters: 1 - Words: 9,079 - Reviews: 50 - Favs: 353 - Follows: 90 - Updated: 4/5/2012 - Published: 4/4/2012 - Admiral Hackett - Complete
100 Things Commander Shepard Crew'll Mutiny Over by
The Mad Dragon reviews
Shepard's crew, having had enough of some of her antics, has come together to compile a list of things she's no longer allowed to do.
Mass Effect - Rated: T - English - Humor/Parody - Chapters: 1 - Words: 1,960 - Reviews: 83 - Favs: 584 - Follows: 124 - Published: 1/17/2012 - Shepard (F) - Complete
Semper Victoria by
Katkiller-V reviews
Humanity is on the brink of self-destruction, and unobtanium may be only hope for our species. While humanity begins their return, they find only a few surviving scientists between them and an increasingly active Eywa, and the promise of a war that would alter the fate of all. A story where Pandora is not an Eden, where desperate battles will determine who lives... and who dies.
Avatar - Rated: T - English - Sci-Fi - Chapters: 49 - Words: 134,234 - Reviews: 340 - Favs: 404 - Follows: 179 - Updated: 11/30/2010 - Published: 10/5/2010 - Parker S., Norm S., Max P., Eywa - Complete
Mass Effect: Grunt Sticks It In by
Gregg Landsman reviews
Upon deciding that hanging herself out as the cyborg carrot on a stick for the Asari Sex Vampire was not a good idea, Commander Jane Shepard decides to use her varied team of specialists to set an actual trap. In theory.
Mass Effect - Rated: T - English - Humor/Adventure - Chapters: 1 - Words: 3,924 - Reviews: 54 - Favs: 322 - Follows: 161 - Published: 9/27/2010
The Endeavors of Art by
Alex Checnkov reviews
Complete. The Omaticaya Clan rebuilds, and Norm and the remaining humans carve out their role in their newly adopted home. RDA has invested too much in Pandora to give up after one fight, however, and prepares its response to the Na'vi. OCs.
Avatar - Rated: T - English - Sci-Fi - Chapters: 21 - Words: 111,024 - Reviews: 146 - Favs: 122 - Follows: 104 - Updated: 4/5/2010 - Published: 12/30/2009 - Jake S., Parker S. - Complete
A Trail a Mile Wide by
Heuksal reviews
Shepard didn't get much of a chance to celebrate after ruining Sovereign's day, and the SR2's crew could really use a break after the end of ME2. Minor postgame spoilers, Femshep and Garrus, mostly dialog, gratuitous nerdy in-jokes.
Mass Effect - Rated: T - English - Humor - Chapters: 1 - Words: 1,685 - Reviews: 103 - Favs: 682 - Follows: 100 - Published: 2/12/2010 - Shepard (F), Garrus V. - Complete