Mass Effect Crossovers
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Stellar Effect Codex by Brandon Storm reviews
A Codex exploring the History and Lore of the Stellar Effect Universe
Crossover - Mass Effect & Stellaris - Rated: T - English - Sci-Fi - Chapters: 5 - Words: 10,981 - Reviews: 7 - Favs: 26 - Follows: 19 - Updated: 10/10 - Published: 8/7
The Claw of the Raven by Lighting wolf knight reviews
A plot to throw the galaxy into chaos and only those outside the rules were a match for it. Rated T for violence, death, and profanity.
Crossover - Warhammer & Mass Effect - Rated: T - English - Romance/Supernatural - Chapters: 2 - Words: 3,099 - Reviews: 2 - Favs: 3 - Follows: 6 - Updated: 10/9 - Published: 2/22 - [OC, Daro'Xen] Cyrus, Illusive Man
The Milky Way's Solo by Likeableheart reviews
V finds himself away from Night City and dealing with a whole new environment where there's aliens, politics, and whole new planets. How will the former Corporate rat turned netrunning solo react to this? Will the galaxy notice this new individual, or will he fade as a Mr. Nobody?
Crossover - Mass Effect & Cyberpunk 2077 - Rated: M - English - Sci-Fi/Adventure - Chapters: 11 - Words: 18,251 - Reviews: 56 - Favs: 256 - Follows: 372 - Updated: 10/9 - Published: 1/20/2021 - OC, V, Johnny Silverhand
False Masks: Spectre by Mandalorian Runescaper reviews
A Mass Effect/SWTOR crossover. The sequel to False Masks, picking up two years after the first instalment. In a galaxy weakened by the horror that was the Reaper War, a new threat will arise. Our heroes won't be able to stop it alone this time. Human OC/quarian OC pairing and Male Shepard/Kasumi Goto pairing. Feedback is much appreciated! Original title: False Masks: Shadows
Crossover - Star Wars & Mass Effect - Rated: M - English - Sci-Fi/Romance - Chapters: 35 - Words: 189,961 - Reviews: 81 - Favs: 86 - Follows: 123 - Updated: 10/9 - Published: 9/30/2018 - [OC, OC] [Shepard, Kasumi G.]
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: 2 - Words: 4,393 - Reviews: 3 - Favs: 11 - Follows: 12 - Updated: 10/9 - Published: 9/18 - Luke S., Han S., Admiral Hackett, Shepard
Galactic Atlas by SympathyForTheQuarians
A story of the Cycles, told forwards and backwards. AU [No Shepard]
Crossover - Mass Effect & Cloud Atlas - Rated: T - English - Mystery/Drama - Chapters: 1 - Words: 2,382 - Published: 10/8 - Liara T'Soni, Javik - Complete
Locust Effect by Merriest Wood reviews
During, the first few days of the Lazarus Project, Dr Wilson discovers that Commander Shepard has a genetic mutation that can be used for the benefit of humanity. Miranda is unnerved by the prospect yet the Illusive Man gives the go-ahead for the new project codenamed Code L. I do not own anything of Mass Effect or Gears of War.
Crossover - Gears of War & Mass Effect - Rated: T - English - Chapters: 16 - Words: 90,549 - Reviews: 129 - Favs: 225 - Follows: 260 - Updated: 10/8 - Published: 8/3/2021 - Shepard
Rising from the Embers of Sera by thehappy reviews
The people of Sera rebuild, spreading to the stars. Wars will be waged. Peace will be sought. The Coalition has risen from the ashes to take their right to exist in the galaxy. They will survive...no matter the cost.
Crossover - Gears of War & Mass Effect - Rated: M - English - Sci-Fi/Adventure - Chapters: 14 - Words: 220,717 - Reviews: 225 - Favs: 475 - Follows: 587 - Updated: 10/8 - Published: 12/28/2020 - OC, U. Wrex, Shepard, Councilor Tevos
Red Effect by goofyfootboarder reviews
When the Normandy crash-lands on an unknown planet after the activation of Crucible, the Normandy's crew finds out they're not alone... Setting: Post Destroy-ending Mass Effect 3/Between Seasons 10 & 11
Crossover - Mass Effect & Red vs. Blue - Rated: T - English - Sci-Fi - Chapters: 14 - Words: 88,750 - Reviews: 67 - Favs: 138 - Follows: 186 - Updated: 10/8 - Published: 11/17/2014 - Garrus V., Joker, Epsilon, Wash
Mass Effect: Heroes of The Wasteland by illFatedSuccess reviews
When a mysterious, physics defying rock appeared inside the Molecular Relay, The Sole Survivor, Marcus Greene began to put together a team of extraordinary individuals to travel to a new world, one where humanity may just be able to find salvation. Meanwhile Victoria Shepard has just awaken from death and is faced with three individuals whose abilities defy reason.
Crossover - Fallout & Mass Effect - Rated: M - English - Adventure/Sci-Fi - Chapters: 1 - Words: 12,650 - Reviews: 3 - Favs: 45 - Follows: 71 - Published: 10/7 - Lone Wanderer, Courier, Sole Survivor, Shepard
The Chaotic Cascade into the Cosmos: Escaping Hell on Earth by MohawkAttack reviews
This is the first part of a long series I plan. This is a mature storyline, 18. It starts in Night City. Alice Sheprd is a 19 year old, desperate to leave the city, she takes a job with David Martinez. What trouble can they manage to get themselves into?
Crossover - Cyberpunk 2077 & Mass Effect - Rated: M - English - Adventure/Sci-Fi - Chapters: 2 - Words: 5,216 - Reviews: 4 - Favs: 10 - Follows: 18 - Updated: 10/6 - Published: 10/3 - V, Shepard
Mass Effect: The Gears of War by IX404 reviews
Marcus thought he was done fighting after the death of Queen Myrrah, and the activation of the Imulsion Countermeasure. When he goes to help Baird investigate an abandoned COG facility, he will soon discover that while he ended one fight, another one has just begun.
Crossover - Gears of War & Mass Effect - Rated: M - English - Sci-Fi/Adventure - Chapters: 39 - Words: 216,172 - Reviews: 302 - Favs: 243 - Follows: 273 - Updated: 10/6 - Published: 3/31 - Marcus F., A. Cole, Garrus V., Shepard - Complete
Bargain with the Gods V2 by vlarto reviews
When the fate of billions is on the line, failing is no longer an option. When four beings offer Eve Shepard the strength she needs to finish her task. She has no choice but to accept, no matter the price she will pay. (Attempt two)
Crossover - Warhammer & Mass Effect - Rated: M - English - Fantasy - Chapters: 18 - Words: 45,058 - Reviews: 3 - Favs: 14 - Follows: 19 - Updated: 10/5 - Published: 9/18 - OC, U. Wrex, Tali'Zorah, Shepard
Mass Age by Balidoria reviews
Of all the planets Commander Shepard could have crash landed on, ending up in the mysterious land of Thedas during a blight was definitely on the bottom of her list.
Crossover - Mass Effect & Dragon Age - Rated: M - English - Romance/Friendship - Chapters: 21 - Words: 46,688 - Reviews: 24 - Favs: 89 - Follows: 107 - Updated: 10/5 - Published: 3/12/2015 - Shepard, Alistair, Cousland
Mass Effect: Galaxy at war by palik reviews
A Citadel Exploration fleet filled with people the council didnt want around discovers something that will change the face of Citadel Space forever. The council will experience a crash course in the fight for survival (abandoned)
Crossover - Halo & Mass Effect - Rated: M - English - Sci-Fi - Chapters: 29 - Words: 84,554 - Reviews: 529 - Favs: 1,104 - Follows: 1,541 - Updated: 10/5 - Published: 6/18/2020
I'm Tali's Slave Now! by Mace sheperd reviews
An autistic nervous boy suffering from severe social anxiety is whisked away from his home universe and finds himself as his favorite waifu's pet! He finds himself chained to a gauntlet on her hand but it's not all bad for he can transform into aliens at her command
Crossover - Ben 10 & Mass Effect - Rated: M - English - Sci-Fi/Romance - Chapters: 1 - Words: 12,500 - Reviews: 2 - Favs: 7 - Follows: 12 - Published: 10/5
Mass Effect Crosover 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 Skeleton knight in another world x code geass.
Crossover - Mass Effect & Kamen Rider - Rated: T - English - Sci-Fi/Adventure - Chapters: 26 - Words: 80,861 - Reviews: 38 - Favs: 39 - Follows: 40 - Updated: 10/5 - Published: 5/18/2014
My Third Life: Mass Effect Gamer Edition by MasterHunter123 reviews
After taking a small break,Zach, has returned to his life as a gamer, this time around his system has been updated into a Grand Strategy edition, with his new empire at his back, how far will the Gamer go to ensure that the Reapers lose in the end? What will the Galaxy look like after he is done? (Heavily Au, Gamer, Dark Elements, Borderline Evil Mc, Harem, Fast Paced )
Crossover - Anime X-overs & Mass Effect - Rated: M - English - Chapters: 3 - Words: 5,081 - Reviews: 20 - Favs: 69 - Follows: 82 - Updated: 10/3 - Published: 9/19 - Liara T'Soni, Miranda L., Shepard, OC
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: 35 - Words: 121,271 - Reviews: 43 - Favs: 238 - Follows: 241 - Updated: 10/3 - Published: 8/2/2019
I AM Shepard by oliverjack666 reviews
Mass effect is own by Bioware and EA. This was Inspired by ME SI: Ultimate Krogan. Though The Dimension hopping will have to wait. Freaking Squids.
Crossover - X-overs & Mass Effect - Rated: M - English - Chapters: 5 - Words: 14,268 - Reviews: 1 - Favs: 36 - Follows: 48 - Updated: 10/2 - Published: 9/19
My Dead Hero Effect by Mace sheperd reviews
A zombie virus has ravaged the world of quirks turning all our favorite MHA characters into zombies BUT they remained heroes and rebuilt society and reached out to the stars! Now a society of Zombie superhumans will make contact with The Citadel. Will The Citadel react with acceptance or disgust? With Love or fear and hate?
Crossover - Mass Effect & My Hero Academia/僕のヒーローアカデミア - Rated: M - English - Sci-Fi/Adventure - Chapters: 3 - Words: 66,202 - Reviews: 15 - Favs: 45 - Follows: 56 - Updated: 10/1 - Published: 5/29/2021
Technical Terrors by Lighting wolf knight reviews
In most places? Aliens would be weird... On a new horizon come new opportunities and new dangers. Rated T for violence, death, and profanity.
Crossover - Mass Effect & Xenoblade Chronicles 3 - Rated: T - English - Romance/Sci-Fi - Chapters: 1 - Words: 822 - Reviews: 1 - Favs: 3 - Follows: 8 - Published: 9/30 - O. Petrovsky, OC, Shala'Raan, Eunie
An Aura Effect by vmoneywashere reviews
10 years before the start of Season 1, Garnet Rose, twin brother to Ruby Rose, disappears from the face of Remnant. 20 years after the Reaper War, David Zorah Shepard, an N-6 of the Alliance, ends up on Remnant. Follow him as he rediscovers his past, deals with new foes, contacting the rest of the galaxy, and reconnects with loved ones. (Eventual Arkos, OC pairing:? For now).
Crossover - Mass Effect & RWBY - Rated: T - English - Sci-Fi/Family - Chapters: 4 - Words: 12,957 - Reviews: 21 - Favs: 81 - Follows: 101 - Updated: 9/30 - Published: 8/7 - OC, Summer R., Team RWBY, Team JNPR
Kage of the Stars by Warlock99 reviews
Saving people is hard as is being a hero, but saving the universe? Well, that's going to take an army that transcends and breaks the laws of the universe. And a Kage to lead them to victory. This is the story of that Kage, this is the story of Naruto Uzumaki the Kage who rules the stars.
Crossover - Naruto & Mass Effect - Rated: M - English - Adventure - Chapters: 4 - Words: 15,286 - Reviews: 19 - Favs: 105 - Follows: 161 - Updated: 9/29 - Published: 8/28 - Naruto U., Sara Ryder
Rational Planning (LEGENDS) by SympathyForTheQuarians
On an ordinary day on Rannoch in 2177, a geth unit picks up the Death Note. A more rational galaxy emerges from the Collective. AU, Death Note/Mass Effect/Star Wars. NOTE: It is recommended you read The Rebel Alliance's Death Note before reading this for context.
Crossover - Star Wars & Mass Effect - Rated: T - English - Chapters: 10 - Words: 3,629 - Favs: 4 - Follows: 2 - Published: 9/28 - Aria T'Loak, Javik - Complete
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