Mass Effect Crossovers
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Expanded sky by mantale3 reviews
The alliance encounter the aliens of the Milky Way Galaxy.
Crossover - Firefly & Mass Effect - Rated: T - English - Sci-Fi/Humor - Chapters: 1 - Words: 1,077 - Reviews: 4 - Favs: 5 - Follows: 7 - Published: 11/12
Commander Shepherd Vs The Multiverse by Mace sheperd reviews
Commander Shepherd, The Butcher Of Torfan is already one of the strongest humans. So what happens when he is given the power of The Gamer and sent on a quest across the multiverse? Look out Multiverse, here comes The Butcher Of Torfan and he will slaughter all who defy him.
Crossover - Mass Effect & Manhwa/Korean Comics/만화 - Rated: M - English - Sci-Fi/Romance - Chapters: 4 - Words: 37,370 - Reviews: 3 - Favs: 14 - Follows: 19 - Updated: 11/12 - Published: 5/12 - Tali'Zorah, Shepard
Mass-Effect: Piggy Au by yanw81 reviews
Mass Effect Au where humans are replaced by piggy. For it not too take to much time, I'll make every chapter short. Better than leaving it unfinished, right?
Crossover - Mass Effect & Roblox - Rated: M - English - Chapters: 3 - Words: 2,726 - Reviews: 1 - Published: 11/12 - Garrus V., Liara T'Soni, Tali'Zorah, Councilor Tevos
A Whole New World by Spartan III Commando reviews
Noble six's story did not end on Reach, he escaped the doomed planet after saving the Pillar of Autumn, and he and 117 fought across each Halo, until an incident sent him to a whole new world. And he is wholly unprepared for the journey in store.
Crossover - Halo & Mass Effect - Rated: M - English - Sci-Fi/Adventure - Chapters: 14 - Words: 63,078 - Reviews: 86 - Favs: 445 - Follows: 631 - Updated: 11/12 - Published: 7/7/2016 - SPARTAN-B312/Noble Six
Worlds Always Fall Eventually by ReligiousZealot reviews
In the deep unexplored regions of the furthest outreaches of the traverse. Worlds, completely subsumed in thick, opaque, purple, organic biofilm are periodically found. Within moments of finishing 'special research operations,' everything goes dark. Worlds fall, people despair. Everyone beware, the Zerg swarm is here.
Crossover - StarCraft & Mass Effect - Rated: M - English - Horror/Sci-Fi - Chapters: 2 - Words: 4,222 - Reviews: 4 - Favs: 9 - Follows: 16 - Updated: 11/11 - Published: 11/8
Bite: ME by FriTik reviews
Sometimes a quarian's pilgrimage will take them into deep space. Most return from these journeys but there are many who do not. In such cases search teams may be sent to find these lost pilgrims and take them home. But this lost pilgrim found Copper 9, and the metal nightmares that call it home.
Crossover - Mass Effect & Murder Drones - Rated: M - English - Horror/Sci-Fi - Chapters: 12 - Words: 84,289 - Reviews: 82 - Favs: 87 - Follows: 119 - Updated: 11/10 - Published: 9/8 - J
Mario Effect by OroDeus reviews
Haunted by visions of impending doom, Mario summons his ragtag team of explorers to adventure. Their journey across the stars will uncover the koopa king's horrible plot to take over the galaxy.
Crossover - Mario & Mass Effect - Rated: M - English - Sci-Fi/Adventure - Chapters: 8 - Words: 9,813 - Reviews: 4 - Favs: 3 - Follows: 5 - Updated: 11/10 - Published: 12/27/2023 - Mario, Luigi, Daisy, Toad
Mass Effect: Spider and Wolf by Night Shadow76 reviews
The Spider-verse has been saved, the Inheritors had been defeated, and all is well. Well, except for one Spider. With his home gone and destroyed, he has no where to go, but with aid from Madam Web and The Other, he will have a new home, once that's on the edge of destruction. Now if only he could make sense of how Asari breeding works. Based loosely on the Inheritors storyline.
Crossover - Spider-Man & Mass Effect - Rated: M - English - Adventure - Chapters: 10 - Words: 63,166 - Reviews: 48 - Favs: 64 - Follows: 99 - Updated: 11/10 - Published: 6/12 - OC
Fall of the Citadel (reboot) by FujiNarou reviews
Many years have passed since triumph's crimson dawn. Though hope's radiant light now gilds our path, sorrow's shadow still lingers, cast by those who sacrificed all for this victory. Yet, what were our trials compared to the innocent's plight? Our morals, mere whispers against the arrogant's tempest? Our efforts, sacrifices, lost in the complacent's slumber?
Crossover - Mass Effect & Kantai Collection - Rated: T - English - Sci-Fi/Horror - Chapters: 12 - Words: 72,999 - Reviews: 28 - Favs: 59 - Follows: 74 - Updated: 11/7 - Published: 8/4 - Admiral Hackett, Shepard, OC, Fubuki
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: 4 - Words: 24,203 - Reviews: 88 - Favs: 317 - Follows: 424 - Updated: 11/7 - Published: 1/10 - Space Marines, Primarch/s, Councilor Tevos, Councilor Sparatus
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: 32 - Words: 130,420 - Reviews: 550 - Favs: 1,168 - Follows: 1,633 - Updated: 11/7 - Published: 12/26/2021 - OC, Tali'Zorah, Admiral Hackett, Rael'Zorah
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: 2 - Words: 7,788 - Reviews: 15 - Favs: 52 - Follows: 71 - Updated: 11/6 - Published: 8/26/2023 - [J. Reyes/B. Beetle, Tali'Zorah] Shepard
Buzzard Buccaneer Radio by General Rage reviews
Boz the Buzzard hosts this pirate radio station, beaming out music to the Normandy, Fallen Serpent, Crusty Chorka and Ascendant Justice non-stop. BBR has only one mission, to keep Rock n Roll alive in the dark void of outer space. A companion story to "Remnants" that shows what happens while Shepard is off playing hero. Part of the Wormhole Chronicles Saga.
Crossover - Halo & Mass Effect - Rated: M - English - Humor/Sci-Fi - Chapters: 13 - Words: 103,203 - Reviews: 110 - Favs: 112 - Follows: 127 - Updated: 11/5 - Published: 9/21/2016 - OC
Book One: Harvest by Believer218 reviews
The year is 2583. Humanity stands strong, even twenty-six years after a disastrous first contact. But it seems that wherever they go, war will follow. And this war will grip the galaxy like no other. The first adventure of Mass Effect: The Reclaimer Saga. Rated M for graphic depictions of violence.
Crossover - Halo & Mass Effect - Rated: M - English - Sci-Fi/Adventure - Chapters: 8 - Words: 35,684 - Reviews: 106 - Favs: 109 - Follows: 160 - Updated: 11/4 - Published: 4/4 - [Master Chief/John-117, Ashley W.] Arbiter, Saren A.
Operation ECLIPSE by HelenTheMoon reviews
Pre-ME1 post-Frontiers Xover, in which the Sonic version of Earth replaces ME Earth. A Batarian planet suddenly turns invisible, and things only get weirder from there. That poor STG agent won't know what hit him, that's for sure. And neither will the rest of the galaxy - once Sonic and Eggman get there. Crossposted on Spacebattles and AO3. Rating may change. NOW ON TV TROPES!
Crossover - Sonic the Hedgehog & Mass Effect - Rated: T - English - Sci-Fi/Fantasy - Chapters: 14 - Words: 145,553 - Reviews: 83 - Favs: 103 - Follows: 129 - Updated: 11/3 - Published: 11/26/2023 - Sonic, Tails, OC
Into the Howling Dark by long night of solace reviews
Hundreds of millions of years ago, Humanity, Forerunners and the SanShyuum, the tier-1 species protected the galaxy. But the peace never lasted as the threat of flood and the reapers brought the Milkyway to the edge of extinction. Now the warriors of the past needs to guide the future galaxy and stop history from repeating itself.
Crossover - Halo & Mass Effect - Rated: T - English - Sci-Fi/Adventure - Chapters: 3 - Words: 16,465 - Reviews: 17 - Favs: 84 - Follows: 104 - Updated: 11/2 - Published: 10/23 - Master Chief/John-117, Didact, D. Anderson, 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: 15 - Words: 43,715 - Reviews: 17 - Favs: 82 - Follows: 98 - Updated: 10/31 - Published: 1/3/2023 - Liara T'Soni, Miranda L., Shepard
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: 11 - Words: 229,657 - Reviews: 667 - Favs: 2,380 - Follows: 2,472 - Updated: 10/30 - Published: 2/2/2014 - Ranma, Kasumi G., Tali'Zorah, Samara
The Rising Sun by Wolfspane00 reviews
Hidden away by his people for 50,000 years, Naruto Uzumaki, the last shinobi, reawakens to a new galaxy. With threats, new and old, on the horizon how will the galaxy react to this maelstrom of a new player? Inspired by The Galaxy's Last Shinobi by Kfbanime87. Harem.
Crossover - Naruto & Mass Effect - Rated: M - English - Adventure/Romance - Chapters: 2 - Words: 3,792 - Reviews: 14 - Favs: 125 - Follows: 165 - Updated: 10/30 - Published: 10/11 - Naruto U., Liara T'Soni, Jack
Echoes of the Forerunners: A Covenant Unveiled by Phorus Aedelmaer reviews
The Covenant War erupts with far-reaching consequences across two universes. As the UNSC struggles to survive, they form an unexpected alliance with the species of the Citadel Council. Creative liberties will be taken with the timelines, events, and characters of both franchises.
Crossover - Halo & Mass Effect - Rated: K+ - English - Sci-Fi - Chapters: 16 - Words: 33,119 - Reviews: 151 - Favs: 148 - Follows: 214 - Updated: 10/29 - Published: 9/8
Mythos Effect by Omniscent1 reviews
A crossover between Mass Effect and Cthulhutech. Humanity has won the Aeon War and has since expanded and thrived. How will the galaxy fare with this new power?
Crossover - Cthulhu Mythos & Mass Effect - Rated: M - English - Sci-Fi/Adventure - Chapters: 30 - Words: 257,676 - Reviews: 2102 - Favs: 5,444 - Follows: 6,267 - Updated: 10/28 - Published: 6/5/2013 - Saren A., Shepard, OC
WS: I am Dysterra, the people of Canis Major Overdensity by Uzumaki09's WhirlpoolSaga reviews
Summary is inside. The chapter is a short introduction but will contain longer chapters in the future. Please support and review, also look up my other work for more entertainment.
Crossover - Naruto & Mass Effect - Rated: T - English - Adventure/Romance - Chapters: 1 - Words: 1,568 - Reviews: 5 - Favs: 32 - Follows: 36 - Published: 10/27 - [Naruto U., Tali'Zorah]
Mass Effect Crossover by jetslinger333 reviews
This fiction has different type of mass effect crossover ideas and other types as well, read and review if you like the series I wrote it. Next Update Deadpool & Wolverine X code geass .
Crossover - Mass Effect & Kamen Rider - Rated: T - English - Sci-Fi/Adventure - Chapters: 31 - Words: 90,799 - Reviews: 54 - Favs: 47 - Follows: 50 - Updated: 10/25 - Published: 5/18/2014
Terran Federation: Counterstrike by L4 of the WEST reviews
It's been 8 years since the end of the 2nd Bug war. Humanity is starting to enter its golden age in the galactic stage, with technology no one can replicate, with allies that no one has accepted, and a military capable of taking on any competitor it seems. But that will change, those who employ chains are circling like wolves, and an enemy thought dead return
Crossover - Starship Troopers & Mass Effect - Rated: M - English - Sci-Fi - Chapters: 22 - Words: 162,764 - Reviews: 188 - Favs: 669 - Follows: 728 - Updated: 10/25 - Published: 2/16/2017
The Chosen Few: Rewrite by ZOMAN388 reviews
A rewrite of my previous story! Simplified and less filler content. An experiment more than anything. Might continue. If someone is willing to adopt this story and give it the love and respect it deserves, I’d be happy to provide the information and pass it on.
Crossover - Destiny & Mass Effect - Rated: T - English - Adventure/Sci-Fi - Chapters: 4 - Words: 23,092 - Reviews: 1 - Favs: 3 - Follows: 8 - Published: 10/24 - Shepard, Liara T'Soni, Garrus V.
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