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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: 69 - Words: 281,379 - Reviews: 730 - Favs: 743 - Follows: 1,023 - Updated: 4/16 - Published: 5/5/2019 - Legion, Pyrrha N., Penny P., God of Darkness
Paracausal Effect by Aquilarion reviews
After discovering what Light and Dark truly were— after finding Balance in their universe, Elsie Bray discovers a secret to the Guardian that forces him to act. Forces them both to act. The Darkness moves once again. Only this time, not in their universe. [FemShep] [M for safety]
Crossover - Mass Effect & Destiny - Rated: M - English - Adventure/Sci-Fi - Chapters: 2 - Words: 7,989 - Reviews: 8 - Favs: 40 - Follows: 76 - Updated: 4/15 - Published: 3/12 - Liara T'Soni, Shepard, OC, Exo Stranger
The Yorha effect by Drarnegas reviews
5 years after the end of the 14 machine war, Yorha starts the long effort of rebuilding earth for mankind. When suddenly a new threats comes to their world. (Slight different ending of Nier automate and head-cannon. Slight OP Yorha.)
Crossover - Mass Effect & Nier - Rated: M - English - Sci-Fi - Chapters: 19 - Words: 39,406 - Reviews: 94 - Favs: 406 - Follows: 568 - Updated: 4/15 - Published: 5/13/2019
Assassin's Creed: The Mass Effect by TomTheCat1 reviews
The Reaper War, 2186. Even in the face of complete annihilation, The Milky Way still suffers from infighting, some of which has been raging for thousands of years. As the last surviving member of the Assassin Brotherhood, Abigail has one chance to bring an end to the Templars, and to Cerberus.
Crossover - Mass Effect & Assassin's Creed - Rated: T - English - Romance/Adventure - Chapters: 27 - Words: 50,174 - Reviews: 9 - Favs: 59 - Follows: 74 - Updated: 4/14 - Published: 6/23/2019 - Shepard, Samantha T., Kai Leng, OC
Not in one's own plate by Sicht reviews
V was losing hope of returning to her life as she knew it. Time had become an unknown constant; had she been inside for a year? Maybe two? Either way, she felt anxious, worried. Her sacrifices couldn't have been all for naught. Right?
Crossover - Mass Effect & Cyberpunk 2077 - Rated: M - English - Adventure/Sci-Fi - Chapters: 6 - Words: 25,526 - Reviews: 11 - Favs: 59 - Follows: 104 - Updated: 4/13 - Published: 9/8/2022 - V, OC
Chronicles by Umbral Choir
A brief history of the Ihan-rii people. A chronicle of their origins, culture and traditions.
Crossover - StarCraft & Mass Effect - Rated: M - English - Sci-Fi - Chapters: 2 - Words: 1,896 - Published: 4/12
Mass Effect: Spartans of the UNSC Stormbringer by Beowolf 43 reviews
first chapter is summery.
Crossover - Mass Effect & Halo - Rated: M - English - Sci-Fi/Adventure - Chapters: 2 - Words: 1,035 - Reviews: 2 - Favs: 8 - Follows: 17 - Updated: 4/12 - Published: 12/3/2021
Operation Hidden Paths: A Halo-Mass Effect Crossover by pj6778457 reviews
story of a new universe where the System Alliance has been replaced by the Unified Earth Government (UEG). Set in the worlds of Halo and Mass Effect
Crossover - Mass Effect & Halo - Rated: T - English - Adventure - Chapters: 1 - Words: 1,525 - Reviews: 12 - Favs: 38 - Follows: 66 - Published: 4/11
Crucible of Clans by Lighting wolf knight
He would have his revenge upon Atriox And he might up even doing things he didn't expect. Rated T for violence, death, and profanity
Crossover - Halo & Mass Effect - Rated: T - English - Sci-Fi/Mystery - Chapters: 1 - Words: 814 - Favs: 2 - Follows: 4 - Published: 4/11 - OC, Atriox, Liara T'Soni, O. Petrovsky
House divided by Lighting wolf knight
Leading a house was hard. Leading one in a new galaxy? Even harder. Rated T for violence, death, and profanity.
Crossover - Halo & Mass Effect - Rated: T - English - Sci-Fi/Adventure - Chapters: 1 - Words: 803 - Favs: 3 - Follows: 2 - Published: 4/11 - OC, Warden Eternal, Tali'Zorah, Illusive Man
The Hero of Torfan and The Demon of Empire City by Mad Leprachaun reviews
She was an orphaned colonist turned soldier, and he was a bike courier turned Conduit. Both suffered hardships. Faced down insurmountable odds and won. Now, the weight of the galaxy rested on their shoulders. They were made strong, ruthless, all so when they face their destiny, they can make the impossible decisions, all for the common good. The galaxy depended on it.
Crossover - Mass Effect & inFAMOUS - Rated: M - English - Chapters: 8 - Words: 48,705 - Reviews: 5 - Favs: 29 - Follows: 49 - Updated: 4/10 - Published: 3/28
The Galaxy's last shinobi by Kfbanime87 reviews
As for summary. His planet and people were gone. Destroyed by the reapers. But he survived. Now thousands of years in the future, Naruto must navigate a galaxy unfamiliar to him along with his ragtag crew of friends. All while he makes a name for himself and makes plans to destroy the reapers when they return
Crossover - Naruto & Mass Effect - Rated: M - English - Adventure/Humor - Chapters: 2 - Words: 19,984 - Reviews: 155 - Favs: 451 - Follows: 485 - Updated: 4/10 - Published: 3/27 - Naruto U., Shepard
Electronic Dream by Wernher von Braun reviews
When a new race joined the Citadel, a clash in technology or culture is to be expected. It is also expected that after centuries of integration, such a gap would disappear. Yet when the human race was introduced to the galactic community, it was clear to everyone that the integration of humanity would be something that is neither easy nor short.
Crossover - Mass Effect & Girls' Frontline/少女前线 - Rated: T - English - Sci-Fi/Adventure - Chapters: 1 - Words: 2,525 - Reviews: 5 - Favs: 44 - Follows: 75 - Published: 4/9
System Alliance: Caamas Document Crisis by Konradoziom reviews
The New Republic is on the brink of civil war. At the same time, there are rumors of the return of Grand Admiral Thrawn. In these troubled times, the System Alliance decides to show the rest of the Galaxy in style. At the same time, in the Nirauan System, a special branch of the SA carries out a secret operation.(Sequel to System Alliance: Unknown Regions)
Crossover - Star Wars & Mass Effect - Rated: K+ - English - Mystery/Sci-Fi - Chapters: 6 - Words: 12,381 - Reviews: 5 - Favs: 24 - Follows: 24 - Updated: 4/9 - Published: 9/18/2022 - Luke S., Han S., Admiral Hackett, Shepard
System Alliance: Yuuzhan Vong War by Konradoziom reviews
The Yuuzhan Vong invasion has begun. Will the preparations of the System Alliance and the rest of the Global Defense Initiative be enough to win? And if so, at what price?(Sequel to System Alliance: Caamas Document Crisis)
Crossover - Star Wars & Mass Effect - Rated: T - English - Sci-Fi - Chapters: 1 - Words: 1,621 - Reviews: 1 - Favs: 10 - Follows: 9 - Published: 4/9
Mass Effect 4 by Boobymitch
Two years after the Reaper Invasion and the death of Commander Shepard, the Universe is living in peace until a new threat arrives not of this Universe! Now it is up to Dr. Liara T'Soni and a new hero to stop this threat known as the Infinite Empire.
Crossover - Mass Effect & Star Wars - Rated: T - English - Sci-Fi/Adventure - Chapters: 2 - Words: 6,016 - Favs: 4 - Follows: 5 - Updated: 4/9 - Published: 4/2 - Liara T'Soni, OC, Garrus V., U. Wrex
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: 24 - Words: 108,209 - Reviews: 6 - Favs: 19 - Follows: 22 - Updated: 4/7 - Published: 6/15/2021
Boundaries Displaced by Hirowolfgang reviews
When a dormant Mass Effect is activated by Battarian pirates, it is affected by a mysterious phenomenon that displaces the Dreikruz en route to their final confrontation with the Quaestors. Now stranded Mitsuba and the Dreikruz have to put differences aside in order to work together with the Normandy SR-2 against the Collectors and the following Reaper war. For better or worse.
Crossover - Mass Effect & Super Robot Wars - Rated: M - English - Sci-Fi/Drama - Chapters: 6 - Words: 28,254 - Reviews: 10 - Favs: 19 - Follows: 32 - Updated: 4/6 - Published: 2/28 - Garrus V., Shepard
Mass Effect 3: X-TENDED CUT by Fug Chugson reviews
An inane multi-crossover fanfic about a sociopathic Commander Shepard's trials and tribulations in beating the Reapers. United with a cast from several science-fiction franchises, Shepard has to stop the Reapers from draining Earth of its most precious resource: deviant pornography. Watch our hero's hijinks as he endeavors to deliver his fans an ending they'll actually like!
Crossover - Mass Effect & Star Wars - Rated: M - English - Humor/Parody - Chapters: 10 - Words: 23,451 - Reviews: 10 - Favs: 6 - Follows: 2 - Updated: 4/6 - Published: 5/10/2017 - Luke S., Han S., Liara T'Soni, Shepard
The True Way Of The Sith - Part Two by Writing Shop 12 reviews
Sequel to The True Way Of The Sith. The Mass Effect Relay has been activated and a whole new galaxy of opportunity comes with it. What will Lily Potter, the Crown Princess of the Sith Empire, do with this new chance for adventure? And more importantly, will her father let her go into the unknown on her own? Citadel space beware, the Sith have come. (Harry x Harem) (Lily x Shepard)
Crossover - Harry Potter & Mass Effect - Rated: M - English - Adventure/Romance - Chapters: 4 - Words: 22,165 - Reviews: 268 - Favs: 1,881 - Follows: 2,447 - Updated: 4/5 - Published: 1/8 - Harry P., Liara T'Soni, Tali'Zorah, Shepard
Mass Effect: A Guardsman's Tale by IX404 reviews
There are many tales of extraordinary heroes within the Imperium of Man, but every once in a while, one finds one that is unique among them all. This is the tale of a Guardsman that not only upheld his duty to the Emperor of Mankind, but also enabled the survival of a distant, and alien, galaxy.
Crossover - Warhammer & Mass Effect - Rated: M - English - Sci-Fi/Drama - Chapters: 3 - Words: 16,659 - Reviews: 26 - Favs: 128 - Follows: 187 - Updated: 4/4 - Published: 3/18 - Imperial Guard, OC, Shepard
Ark effect Remake by EclipsePheniox reviews
After the attack on the Collector base failed, the Normandy SR-2 found themselves on Ark a planet roaming with primordial beasts. But as their Commander returns, things become more complex as they learn about Ark and the reason they are there and the purpose of the world.
Crossover - Mass Effect & ARK: Survival Evolved - Rated: T - English - Adventure/Sci-Fi - Chapters: 5 - Words: 19,313 - Reviews: 6 - Favs: 49 - Follows: 60 - Updated: 4/4 - Published: 1/3 - Liara T'Soni, 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: 40 - Words: 136,261 - Reviews: 51 - Favs: 255 - Follows: 265 - Updated: 4/4 - Published: 8/2/2019
Galactic Hero's Effect by fitoxi reviews
'Returner':This Quirk sent Izuku to another world, only to return him to Quirk world aferwards, retaining all the powers he had obtained.Unfortunately, no one will believe him if he tries to reveal the origin of his others Quirks,'Biotics/Omnitool' and much less will they believe the tale that he was the greatest hero of an entire galaxy[Izuku OOC/Initially,Vigilant/only2 Romances]
Crossover - Mass Effect & My Hero Academia/僕のヒーローアカデミア - Rated: T - English - Adventure/Romance - Chapters: 5 - Words: 59,865 - Reviews: 32 - Favs: 223 - Follows: 279 - Updated: 4/4 - Published: 3/3/2022 - [Liara T'Soni, Himiko Toga, Izuku M.] Ochako U.
N7: Prime by Leopardman reviews
John and Jane succeeded in stopping the Reapers. But what if they were sent to the TFP universe?
Crossover - Mass Effect & Transformers/Beast Wars - Rated: M - English - Adventure/Sci-Fi - Chapters: 1 - Words: 3,835 - Reviews: 2 - Favs: 2 - Follows: 3 - Published: 4/4 - Shepard, Optimus Prime, Elita One
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