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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: 86 - Words: 339,208 - Reviews: 847 - Favs: 843 - Follows: 1,123 - Updated: 4h - Published: 5/5/2019 - Legion, Pyrrha N., Penny P., God of Darkness
The Second Contact war by Mythicspider629 reviews
After the battle for the citadel and jane Shepard's death the galaxy has finally begun to calm down and besides a handful of people everyone has forgotten about the Reapers or chooses to ignore them this makes things easy for the citadel council and with the majority of the Normandy crew scattered throw out the galaxy there is no one left to stop the Batarians from being stupid
Crossover - Call of Duty & Mass Effect - Rated: T - English - Chapters: 6 - Words: 12,684 - Reviews: 10 - Favs: 39 - Follows: 50 - Updated: 15h - Published: 3/28 - N. Reyes, E3N/Ethan, Garrus V., Councilor Sparatus
The Reclaimer Wars:The Reaper Crisis by Johnnieboy11 reviews
Six months prior to the worst crisis the normal Milky Way would face, Commander Shepard hunts the Collectors abducting human colonists in the Terminus Systems when she comes upon a terrifying new sight:Three Intergalactic fleets arrayed against each-other and her sole Frigate. Three new factions, one seeking a home and two seeking answers, all linked by the Star Roads.
Crossover - Game X-overs & Mass Effect - Rated: T - English - Sci-Fi/Adventure - Chapters: 5 - Words: 27,212 - Reviews: 19 - Favs: 64 - Follows: 82 - Updated: 17h - Published: 4/26 - Liara T'Soni, Tali'Zorah, Miranda L., Shepard
Mass Effect demi humans by EclipsePheniox reviews
Long ago on earth demi-humans appeared on earth. Now expanding into the galaxy the other races have to deal with both humans and demi-humans. Mass effect story from beginning to end but with monster people to make it more interesting. Experimental, possible harem
Crossover - Mass Effect & Monster Girl Encyclopedia - Rated: M - English - Adventure/Sci-Fi - Chapters: 46 - Words: 156,673 - Reviews: 64 - Favs: 292 - Follows: 307 - Updated: 5/2 - Published: 8/2/2019
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: 9 - Words: 181,769 - Reviews: 624 - Favs: 2,280 - Follows: 2,364 - Updated: 4/30 - Published: 2/2/2014 - Ranma, Kasumi G., Tali'Zorah, Samara
Command effect: Rise of the three powers by aris1606 reviews
Anyone wondering what would happen after the events of the Uprising? There are a lot of possibilities. Time machines, Yuriko Omega on the loose, desolators, giga fortresses and a lot of other stuff. It's gonna be a crazy ride.
Crossover - Mass Effect & Command & Conquer - Rated: M - English - Adventure/Sci-Fi - Chapters: 35 - Words: 125,668 - Reviews: 82 - Favs: 169 - Follows: 253 - Updated: 4/30 - Published: 10/16/2019 - Shepard
Mass Effect 10 Ben Second Chance by benguin reviews
Here is a world for both Ben 10 and mass effects Fans, but basically it like any story where ben world is gone and lives in another universe to move on from the pain. I do not Own Ben 10 and Mass effect. They are owned by they respected properties of Man of Action and Bioware. Please support the official release.
Crossover - Ben 10 & Mass Effect - Rated: T - English - Sci-Fi/Romance - Chapters: 15 - Words: 44,353 - Reviews: 27 - Favs: 47 - Follows: 51 - Updated: 4/29 - Published: 2/15 - [Ben T., Miranda L.] Ship, Shepard
Cursed by Hookshot25 reviews
Clayton Carmine has only known hate and carnage for so many years. But once he survives the war he hoped to die in, things get strange. When people need help he isn’t one to shy away, and while helping Baird he gets sent to a place in dire need of a man like him. A man that can’t be claimed by death as easily as his kin.
Crossover - Gears of War & Mass Effect - Rated: M - English - Sci-Fi/Adventure - Chapters: 12 - Words: 200,197 - Reviews: 29 - Favs: 105 - Follows: 133 - Updated: 4/29 - Published: 4/10/2023 - C. Carmine, Samantha B./Sam, Shepard, Tali'Zorah
Never Fade Away by Ideas-Guy reviews
Lives are cheap and money is everything. That's how the orphanage made its money - lending out children for human expirementation. L is an old man at the age of fifteen and he knows he doesn't have much time left. All that mattered was getting out, but he soon learns that the world is a lot bigger than Night City. And that the galaxy is a lot bigger than Earth.
Crossover - Mass Effect & Cyberpunk 2077 - Rated: M - English - Adventure/Drama - Chapters: 63 - Words: 284,503 - Reviews: 479 - Favs: 1,219 - Follows: 1,355 - Updated: 4/29 - Published: 10/31/2022 - Shepard, V
Remnants by General Rage reviews
From Halo's ashes, a mismatched Alliance is born. UNSC soldiers now serve alongside both Batarian deserters and shifty Jackal Space Pirates. Now Shepard and Master Chief have to keep these strange bedfellows from killing one another before they can stop an emergent new threat to the galaxy. The Next Swashbuckling Chapter of the Wormhole Chronicles.
Crossover - Halo & Mass Effect - Rated: M - English - Adventure/Sci-Fi - Chapters: 42 - Words: 888,798 - Reviews: 841 - Favs: 508 - Follows: 588 - Updated: 4/28 - Published: 4/22/2016 - Master Chief/John-117, Cortana, Tali'Zorah, Shepard
The N7 and Avatar by EclipsePheniox reviews
Commander Shepard and Avatar Korra have switched places. No one knows how or why, but one thing is for sure it's not good. Both the crew of the Normandy and Team Avatar must team up to solve the problem they both face. Korrasami, Shep/ Miranda. Teen, for now, possibly M later.
Crossover - Mass Effect & Legend of Korra - Rated: T - English - Sci-Fi/Fantasy - Chapters: 5 - Words: 11,158 - Reviews: 1 - Favs: 7 - Follows: 13 - Updated: 4/28 - Published: 3/19 - Miranda L., Shepard, Korra, Asami S.
Stellar Effect by Brandon Storm reviews
The Reapers trap was perfect in its design. Their execution refined over billions of years, their technology refined since the dawn of time itself. Right up until Someone Broke the Trap!
Crossover - Mass Effect & Stellaris - Rated: T - English - Adventure/Sci-Fi - Chapters: 83 - Words: 363,315 - Reviews: 356 - Favs: 429 - Follows: 545 - Updated: 4/28 - Published: 8/7/2022
Fall of the Citadel by Richard Scepton reviews
A fleet without an ocean, a humanity scarred forever by war. An admiral without a fleet, and a galaxy on the brink of war. It is the link in between, that will decide our fate, and that of the galaxy as a whole. CW: PTSD, depression, hand-to-hand combat and bayonets. Recommend not for children
Crossover - Mass Effect & Kantai Collection - Rated: T - English - Romance/Sci-Fi - Chapters: 26 - Words: 254,158 - Reviews: 108 - Favs: 107 - Follows: 160 - Updated: 4/27 - Published: 10/26/2023 - Shepard, Shigure, OC, Fubuki
Star Mahou effect by phantompain12 reviews
Tanya finally winds up in mass effect after having dealt with Being X. Starkiller's son too ends up in mass effect after his own sacrifice to stop the empire. This is something like that. I have no idea what I am going to write. Author note: Guys, I don't know what the hell I am doing. I just decided to write and this is the result. Any help would be appreciated as Eng is 2nd lang.
Crossover - Star Wars & Mass Effect - Rated: T - English - Humor/Adventure - Chapters: 18 - Words: 40,060 - Reviews: 33 - Favs: 65 - Follows: 76 - Updated: 4/27 - Published: 1/30
The Bureau of Multiverse Affairs by RedFrontWriter
Recruited by the mysterious Lutece twins, a band of heroes are sent on a mission to hunt down the sinister Professor Moriarty as he attempts to become the greatest criminal in the multiverse.
Crossover - Doctor Who & Mass Effect - Rated: T - English - Sci-Fi/Adventure - Chapters: 10 - Words: 36,997 - Favs: 5 - Follows: 10 - Updated: 4/27 - Published: 3/3 - 4th Doctor, Sarah Jane S., Garrus V., Tali'Zorah
Voyage unto Infinity by supertruckin reviews
The USS Voyager comes face to face with the massive ship that is the UNSC Infinity after Voyager's nearly fatal first test of their quantum slipstream drive. Getting home isn't their only issue. They will have to work together in order to unravel the ancient threat that plagues the new galaxy that they find themselves in. Star Trek:Voyager, Mass Effect, and Halo triple crossover
Crossover - Mass Effect & Halo - Rated: T - English - Sci-Fi/Adventure - Chapters: 16 - Words: 92,085 - Reviews: 714 - Favs: 1,821 - Follows: 2,356 - Updated: 4/26 - Published: 4/10/2019 - Master Chief/John-117, Cortana, Shepard
First Contact with the Angels by AntrosAscended reviews
Horus rebelled against the machinations of Chaos and sacrificed himself for the Galaxy; Lorgar's Rebellion finally seems to have become a distant memory for the Imperium. On the 30th Anniversary of the Warmaster's death, a new swath of space would be found by accident, setting new possibilities or new failures in motion. I'm Antros, And I'm Back to remake my first Story
Crossover - Warhammer & Mass Effect - Rated: T - English - Drama/Sci-Fi - Chapters: 3 - Words: 14,586 - Reviews: 54 - Favs: 193 - Follows: 270 - Updated: 4/26 - Published: 1/10 - Space Marines, Primarch/s, Councilor Tevos, Councilor Sparatus
Maelstrom Effect Book 2: Shadows of Crimson by godospartan the Kitsune reviews
After Soverign's defeat, the sibling Commanders left to clean up the mess it left behind. But one of them was struck down by an unknown force. The next 2 years they go in search of the ones responsible, unknowing that a secret group is bringing their sibling back to life to fight the Reapers again. How will they react when they meet again? NaruxTali, Shakarian, Mature content later
Crossover - Naruto & Mass Effect - Rated: M - English - Sci-Fi/Hurt/Comfort - Chapters: 15 - Words: 174,920 - Reviews: 81 - Favs: 356 - Follows: 406 - Updated: 4/26 - Published: 12/25/2019 - Naruto U., J. Garson, Garrus V., Tali'Zorah
The Warlock's Garden by LilKittyCatty reviews
After the Witness left the gaping portal on the Traveler, the Vanguard sent its best Warlock to research it. But when his ship doesn't come back, he is presumed lost. But unknown to the Vanguard, in a different reality, a billion years before humanity reached for the stars, a strange ship emerges from a rift in space. The Warlock shall create his Garden, and his knowledge be known.
Crossover - Mass Effect & Destiny - Rated: M - English - Adventure/Sci-Fi - Chapters: 2 - Words: 1,245 - Reviews: 1 - Favs: 20 - Follows: 35 - Updated: 4/26 - Published: 4/23 - Shepard, OC, OC
The Rook by Twisted Fate MK 2 reviews
On the way down to New Mombasa, Rookie falls into the Slipspace Rupture and ends up crashing down on Menae, high above Palaven, right in the midst of the Reaper War. From there, the war itself will shift and the fighting persists, but who knows what an ODST will add to the mix. (Redo of an older story)
Crossover - Halo & Mass Effect - Rated: M - English - Adventure - Chapters: 22 - Words: 76,877 - Reviews: 154 - Favs: 542 - Follows: 813 - Updated: 4/26 - Published: 7/8/2022 - Rookie, Shepard
Batarian-Imperial war by Unknown8471 reviews
The galactic empire sends an expedition into the milky way galaxy and comes into contact with the batarian hegemony. At the end, the empire is triumphant how does this affect the rest of the galaxy.
Crossover - Star Wars & Mass Effect - Rated: T - English - Chapters: 1 - Words: 337 - Reviews: 1 - Follows: 3 - Published: 4/24
Book One: Harvest by Believer218 reviews
The year is 2583. Humanity stands strong, even twenty-six years after a disastrous first contact. They are on a path to getting a human into the Citadel Council's Special Tactics and Reconnaissance. But that human is soon to discover that the Citadel isn't the only conglomerate of aliens. Rated M for graphic depictions of violence.
Crossover - Halo & Mass Effect - Rated: M - English - Sci-Fi/Adventure - Chapters: 3 - Words: 13,953 - Reviews: 32 - Favs: 50 - Follows: 83 - Updated: 4/24 - Published: 4/4 - [Master Chief/John-117, Ashley W.] Arbiter, Admiral Hackett
An Unlikely Ally by J0llyGood reviews
After the human-covenant war the UNSC was starting to rebuild and explore, what they didn't know is that after encountering an odd construct in the middle of space they would be presented to a bigger galaxy than they thought. And faced against an enemy that threatens to destroy galactic civilization. How will humanity deal with the hardships it is faced with?
Crossover - Halo & Mass Effect - Rated: T - English - Sci-Fi/Adventure - Chapters: 2 - Words: 10,625 - Reviews: 17 - Favs: 76 - Follows: 113 - Published: 4/24 - Master Chief/John-117, T. Lasky, Admiral Hackett, Shepard
Eddie Among the Stars by Primordial-wielder reviews
(AU) Being the only adolescence human on a isolated backwater space station while having secret modifications within him due to illegal experimentation is something Eddie has grown to accustom to. But having the only adolescence Tsktskian around falling for him after accidentally saving her life though is something that almost makes him wish that he had died in that laboratory.
Crossover - Mass Effect & Lloyd in Space - Rated: T - English - Sci-Fi/Romance - Chapters: 3 - Words: 16,409 - Reviews: 1 - Favs: 5 - Follows: 9 - Updated: 4/24 - Published: 7/17/2023 - [Eddie H., Brittany B.] SAM, Lloyd N.
Sins Effect: Solar Empire by Xehanot reviews
Humanity fought for 30 years against the aliens, and the corrupted. Now they managed to create peace between them, only for them to get in contact with the Citadel races. Will there be another war, will there be peace, and how will the Citadel Races react to an Alliance that is actively preparing for the Reapers.
Crossover - Mass Effect & Sins of a Solar Empire - Rated: M - English - Sci-Fi - Chapters: 1 - Words: 929 - Reviews: 3 - Favs: 22 - Follows: 35 - Published: 4/24 - Aria T'Loak, Councilor Valern, Councilor Tevos, Councilor Sparatus
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