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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: 40 - Words: 846,187 - Reviews: 811 - Favs: 474 - Follows: 541 - Updated: 3h - Published: 4/22/2016 - Master Chief/John-117, Cortana, Tali'Zorah, Shepard
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: 22 - Words: 108,339 - Reviews: 132 - Favs: 363 - Follows: 450 - Updated: 8h - Published: 8/18/2020 - Amuro R., Char A., Tali'Zorah, Admiral Hackett
Outlaws of the Verse by ColtKit Prods. - Omniva Verse
Post Reaper Invasion, Centuries Later. A more benevolent Citadel Council rules 42 galaxies. Advancing technology & culture. Even Extending life (De-age/Spanking). But all is not well, Pirates infest the Verse. While Space Forces struggle against them. But a 3rd faction sides with neither Space Forces nor Pirates. The Outlaws. MULTI-XOVER: Halo, Star Trek, DBZ, Firefly, Dr Who, HP
Crossover - Mass Effect & Outlaw Star - Rated: T - English - Adventure/Family - Chapters: 13 - Words: 23,188 - Favs: 5 - Follows: 4 - Updated: 8h - Published: 10/21 - U. Grunt, Hilda, Gene S., OC
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: 42 - Words: 196,643 - Reviews: 303 - Favs: 954 - Follows: 1,075 - Updated: 13h - Published: 10/31/2022 - Shepard, V
The Dream Effect by DarkPhoenixLady reviews
A rewrite of the original dream effect. Set hundreds of years after the Deep Dream series. Humanity has been slowly expanding across space, and has just encountered the citadel races. After a rocky start, the two groups start to co-exist. Then someone attacks Eden Prime and tries to remove the prothean beacon.
Crossover - Harry Potter & Mass Effect - Rated: T - English - Sci-Fi/Fantasy - Chapters: 23 - Words: 111,877 - Reviews: 7 - Favs: 45 - Follows: 63 - Updated: 10/22 - Published: 5/9 - Liara T'Soni, Tali'Zorah, Shepard
To Sail Among the Stars by How-not-to-do-something reviews
The Universal Century promised a new Era, and brought conflict. But the stars shine on, awaiting those who seek a new start. Crossposted from Ao3.
Crossover - Gundam UC & Mass Effect - Rated: T - English - Sci-Fi/Adventure - Chapters: 11 - Words: 56,885 - Reviews: 25 - Favs: 77 - Follows: 96 - Updated: 10/22 - Published: 11/1/2022
New era by martinantab reviews
Human-Covenant war ends and and UEG started with rebuilding. Former covenant races, after Elite-Brute Coalition sucess, entered the coalition and few years later humans too and new aliance was born. They thought, they will live in peace with no wars and/or limited conflicts, this was destroyed after discovery of suspect object not far away from Tassili, new harvest colony
Crossover - Halo & Mass Effect - Rated: M - English - Adventure/Humor - Chapters: 3 - Words: 8,482 - Reviews: 8 - Favs: 40 - Follows: 58 - Updated: 10/22 - Published: 10/6 - T. Hood, Master Chief/John-117, Councilor Sparatus, Councilor Tevos
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: 64 - Words: 281,250 - Reviews: 252 - Favs: 371 - Follows: 490 - Updated: 10/22 - Published: 8/7/2022
Feared Reverence by ayab reviews
376 years after the battle between heaven and earth. Two humans have achieved godhood. Using their power to guide humanity to the stars. How will the galaxy react to see a species so advanced yet so primitive? So powerful yet not wanting to use their power. They are what the citadel race aspires to be and hates because of their jealousy.
Crossover - Naruto & Mass Effect - Rated: T - English - Fantasy/Sci-Fi - Chapters: 22 - Words: 73,790 - Reviews: 167 - Favs: 294 - Follows: 407 - Updated: 10/21 - Published: 1/14
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: 42 - Words: 144,197 - Reviews: 56 - Favs: 267 - Follows: 287 - Updated: 10/21 - Published: 8/2/2019
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: 8 - Words: 27,046 - Reviews: 11 - Favs: 57 - Follows: 70 - Updated: 10/21 - Published: 1/3 - Liara T'Soni, Miranda L., Shepard
The Final Horizon by Touhoufanatic reviews
Taking a different route of technology, humanity ascends to the stars upon Sails of light with hearts full of hope and adventure. the second Age of Exploration has truly begun, and nothing, not aliens, ancient space squids, or genocidal robots will stop humanity, and perhaps its greatest legend of the seas, from finding the Horizon once more! Rated T for now.
Crossover - Pirates of the Caribbean & Mass Effect - Rated: T - English - Adventure - Chapters: 5 - Words: 15,881 - Reviews: 62 - Favs: 308 - Follows: 437 - Updated: 10/20 - Published: 7/31/2022 - Capt. Jack Sparrow
Saga of the Bridger-Year 7 by Ganel750 reviews
The war between the Empire and the Coalition is about to enter its bloodiest phase as 2227 will go down as the 'year of battles'. Meanwhile the Jedi Order keeps fighting a parallel war against the Sith and the Imperial Federation is entangled with an emerging power in the Milky Way.
Crossover - Star Wars & Mass Effect - Rated: M - English - Sci-Fi - Chapters: 12 - Words: 79,447 - Reviews: 10 - Favs: 17 - Follows: 14 - Updated: 10/20 - Published: 7/28 - Admiral Ackbar, OC, Ezra B., Shepard
Mass Effect: Fear the Old Blood by thelordofdarkreunion reviews
Shepard died, choking in the darkness of space. But yet she awoke, finding herself within a strange Hunter's Dream. Meeting the mysterious Good Hunter and Plain Doll, there are many lessons to be learned from both her home galaxy and a strange world of luminous moons and terrible beasts. Yet through them both, one rule remains constant: Fear the Old Blood.
Crossover - Mass Effect & Bloodborne - Rated: T - English - Adventure/Supernatural - Chapters: 2 - Words: 8,388 - Reviews: 14 - Favs: 49 - Follows: 69 - Updated: 10/20 - Published: 10/12 - Shepard, The Hunter, Plain Doll
When magic decides one war isn't enough by Alykto reviews
Following Voldemort's return after the Triwizard Tournament, Dumbledore realized he couldn't possibly handle the incoming conflict on his own. He needed a general to prepare the war. His summoning ritual then dragged Commandant Shepard, Specter and N7 Alliance Marine fighting the Reapers to 12 Square Grimmault.
Crossover - Harry Potter & Mass Effect - Rated: T - English - Adventure/Hurt/Comfort - Chapters: 7 - Words: 11,657 - Reviews: 13 - Favs: 23 - Follows: 30 - Updated: 10/19 - Published: 6/29 - Harry P., Ron W., Hermione G., Shepard
Mass Effect: Reaper T8 by ArcherEdgeBond reviews
A Reaper threat and three different Sheppards. how will the universe handle this. follow Geoff, John, and Jane Shepard as they fight the reapers for survival and fight a new threat soon to take hold.(this was a challenge given to me by my friend the unforgivenone19901. if you have not checked out his work please do) (Disclaimer: I do not own the rights, this is purely fanmade)
Crossover - Terminator & Mass Effect - Rated: M - English - Sci-Fi/Adventure - Chapters: 11 - Words: 29,958 - Reviews: 1 - Favs: 11 - Follows: 10 - Updated: 10/17 - Published: 2/25/2020
The Prelude of War by Indigard reviews
A very different Mass Effect galaxy encounters a strange and relentless invader that is on constant hunger for Biomass but they never know it's just a glimpse of what coming for them. Featuring: alternative history for every species, a bigger and more populated galaxy, cunning Asari, militarized and germanized human empire.
Crossover - Warhammer & Mass Effect - Rated: T - English - Chapters: 10 - Words: 182,216 - Reviews: 41 - Favs: 99 - Follows: 108 - Updated: 10/17 - Published: 11/6/2021 - Imperial Guard, Tyranids, OC, Shepard
Mobile Suit - Mass Effect: The First Contact War by Mister Smallville reviews
Two worlds collide, neither prepared for the other. The Solar Sphere Congress -successor to the long gone Earth Federation- unwittingly starts a galactic crisis when it makes first contact with a very angry, very trigger happy Turian Hierarchy.
Crossover - Gundam UC & Mass Effect - Rated: T - English - Sci-Fi - Chapters: 8 - Words: 49,394 - Reviews: 107 - Favs: 200 - Follows: 315 - Updated: 10/16 - Published: 8/7
Shepard From the Stars by ObviousHUN reviews
A Little snippet, where Shepard is in Chaldea (Not smart enough for a full story)
Crossover - Fate/stay night & Mass Effect - Rated: T - English - Chapters: 1 - Words: 842 - Reviews: 2 - Favs: 6 - Follows: 4 - Published: 10/15 - Leonardo da Vinci, Ritsuka F., Shepard - Complete
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: 32 - Words: 258,528 - Reviews: 328 - Favs: 720 - Follows: 820 - Updated: 10/15 - Published: 7/10/2020 - Clark K./Kal-El/Superman, Miranda L.
Drift Effect by Demon Eyes Laharl reviews
In the early 21st Century, Humanity made First Contact. By the end of it, they lost Earth. However, they survived, carving their place in the sea of stars, hoping one day to finally retake back their home world. The void, though, is a dangerous place. Another alien artifact was found near one of their border worlds, which would lead to another conflict.
Crossover - Mass Effect & Misc. Movies - Rated: M - English - Chapters: 6 - Words: 51,505 - Reviews: 28 - Favs: 117 - Follows: 181 - Updated: 10/14 - Published: 8/13
Mass Effect: Forward Unto Dawn by WildcatWarrior67 reviews
Spartans never die. They're just missing in action. At least, that's how the saying goes. But for the Master Chief and Cortana, they're no longer missing. Awaking in a different universe, the two of them will uphold their oath: to protect Earth and all her colonies. Only it won't be from the Covenant this time.
Crossover - Halo & Mass Effect - Rated: T - English - Sci-Fi/Adventure - Chapters: 4 - Words: 7,562 - Reviews: 31 - Favs: 137 - Follows: 245 - Updated: 10/14 - Published: 11/26/2022 - Master Chief/John-117, Cortana, Shepard
The Exiles:A New Power by Johnnieboy11 reviews
The beginning of the Battle For Earth signaled the start of the final, bloodiest campaign of the Human-Covenant War. Hastily, a plan is put into motion and an Ark Fleet, composed of a dozen Phoenix-class vessels and their escorts, makes the jump out of system. Either interference, or malfunction, causes their arrival to a new Galaxy, where new threats lurk just around the corner.
Crossover - Halo & Mass Effect - Rated: M - English - Sci-Fi/Adventure - Chapters: 13 - Words: 50,345 - Reviews: 229 - Favs: 748 - Follows: 1,127 - Updated: 10/14 - Published: 12/26/2021 - OC, Tali'Zorah, Admiral Hackett, Rael'Zorah
Sonic Effect by ideal man
time to save the galaxy super sonic style basically mass effect with sonic joining Shepard's crew
Crossover - Mass Effect & Sonic the Hedgehog - Rated: T - English - Adventure/Sci-Fi - Chapters: 1 - Words: 635 - Favs: 1 - Follows: 2 - Published: 10/13 - Complete
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: 7 - Words: 172,184 - Reviews: 88 - Favs: 240 - Follows: 295 - Updated: 10/12 - Published: 6/6 - Garrus V., Tali'Zorah, Shepard
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