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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: 67 - Words: 304,810 - Reviews: 505 - Favs: 1,249 - Follows: 1,386 - Updated: 4h - Published: 10/31/2022 - Shepard, V
Destino en Masa by Agusfedredhunter reviews
Todos conocen el juego de Mass Effect pero no muchos conocen el juego Destiny por lo que eh decidido conectarlos. La humanidad, estando en una posición mucho mejor que la que tuvieron en su edad de oro se encuentra con un artefacto alíen desconocido que los conecta con el resto de la galaxia y a las razas que lo habitan (Las actualizaciones podran tardar un tiempo en llegar)
Crossover - Mass Effect & Destiny - Rated: T - Spanish - Drama/Adventure - Chapters: 6 - Words: 35,436 - Reviews: 4 - Favs: 21 - Follows: 22 - Updated: 4h - Published: 9/20/2023 - Shepard, Awoken, Exo, Human
The Sins of our Fathers by MarkerMagnum reviews
Unknown to the Citadel Council, the Human-Covenant war nears its vicious end. Miranda Keyes is seconds too slow. Delta Halo fires, leaving UNSC space as a lifeless snapshot in time. The Citadel must morn the loss of a civilization they never knew.
Crossover - Halo & Mass Effect - Rated: T - English - Drama/Sci-Fi - Chapters: 13 - Words: 134,421 - Reviews: 520 - Favs: 1,500 - Follows: 1,997 - Updated: 6h - Published: 2/11/2023 - Cortana, Councilor Valern, Councilor Tevos, Councilor Sparatus
The Eternal Cycle by Imperatix reviews
The Eternal Empire has carved its place in the galaxy though unity, duty, and faith. These tenants have allowed mankind to rule the stars, however it is uncertain times in the galaxy, there is a great darkness looming over the stars.
Crossover - Star Wars & Mass Effect - Rated: T - English - Sci-Fi - Chapters: 8 - Words: 19,469 - Reviews: 28 - Favs: 81 - Follows: 98 - Updated: 21h - Published: 10/3/2023
Operation ECLIPSE - Apocrypha and Sidestories by HelenTheMoon reviews
Omakes, sidestories and Apocrypha written by me and others for Operation ECLIPSE. The Sidestories are canon, the rest just for fun. Feel free to submit content yourselves! (I'll credit you, obviously)
Crossover - Sonic the Hedgehog & Mass Effect - Rated: T - English - Chapters: 11 - Words: 15,464 - Reviews: 12 - Favs: 18 - Follows: 14 - Updated: 23h - Published: 12/25/2023
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: 19 - Words: 40,193 - Reviews: 30 - Favs: 45 - Follows: 49 - Updated: 5/26 - Published: 8/7/2022
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: 87 - Words: 380,610 - Reviews: 371 - Favs: 437 - Follows: 553 - Updated: 5/26 - Published: 8/7/2022
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: 10 - Words: 52,622 - Reviews: 53 - Favs: 112 - Follows: 143 - Updated: 5/26 - Published: 4/26 - Liara T'Soni, Tali'Zorah, Miranda L., Shepard
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: 14 - Words: 55,974 - Favs: 6 - Follows: 10 - Updated: 5/26 - Published: 3/3 - 4th Doctor, Sarah Jane S., Garrus V., Tali'Zorah
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: 30 - Words: 291,361 - Reviews: 114 - Favs: 113 - Follows: 169 - Updated: 5/26 - Published: 10/26/2023 - Shepard, Shigure, OC, Fubuki
Star Wars: The Lost Pilgrim by Zelenal reviews
Through a happenstance of fate, Ahsoka Tano finds herself whisked away to the Milky Way galaxy circa 2183 CE after surviving the Jedi Purge. We follow her as she tries to adapt to this strange new galaxy and the even stranger people who inhabit it.
Crossover - Star Wars & Mass Effect - Rated: T - English - Adventure/Sci-Fi - Chapters: 4 - Words: 28,439 - Reviews: 18 - Favs: 44 - Follows: 65 - Updated: 5/25 - Published: 5/4 - Ahsoka T., Garrus V., Tali'Zorah, Shepard
As The Wind Abates by DingusMacGoo reviews
An immortal Harry Potter's journey into the future. More details to come.
Crossover - Harry Potter & Mass Effect - Rated: M - English - Sci-Fi/Adventure - Chapters: 28 - Words: 71,101 - Reviews: 222 - Favs: 719 - Follows: 1,044 - Updated: 5/24 - Published: 2/6 - Harry P., J. Garson, Shepard
Enthrallment Colors by undead3 reviews
Prince of the rogue human state, the Britannian Empire, Lelouch stumbles into grander conspiracies as he makes a bid for position within the Empire. Meanwhile Hana Shepard has been flung head first into a race against a renegade Spectre with the fate of all life in the balance. Are these two rising stars saviors, or destined to burn the galaxy in the flames of war?
Crossover - Code Geass & Mass Effect - Rated: M - English - Drama/Sci-Fi - Chapters: 17 - Words: 92,076 - Reviews: 51 - Favs: 62 - Follows: 74 - Updated: 5/24 - Published: 1/8 - Lelouch L., Kallen S., Shepard, Garrus V.
Estrella y Masa se Conocen by dark platinum reviews
Anthon fankhauser y John Shepard son dos individuos reconocidos por sus respectivos gobiernos como héroes de renombre, la única diferencia es la escala en la operan, uno a salvado a un sector entero mientras que el otro a salvado a una galaxia entera, que ocurrirá cuando el primero se encuentre con el segundo.
Crossover - Mass Effect & Starfield - Rated: M - Spanish - Adventure/Sci-Fi - Chapters: 1 - Words: 10,422 - Reviews: 1 - Favs: 1 - Follows: 3 - Published: 5/24 - Miranda L., Shepard, Sarah Morgan, OC
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: 13,238 - Reviews: 1 - Favs: 9 - Follows: 16 - Updated: 5/24 - Published: 3/19 - Miranda L., Shepard, Korra, Asami S.
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: 5 - Words: 20,558 - Reviews: 71 - Favs: 68 - Follows: 107 - Updated: 5/23 - Published: 4/4 - Master Chief/John-117, Ashley W., Arbiter, Saren A.
An intriguing result by ReligiousZealot reviews
The Turians, the military arm of the Council and the galaxy's peacekeepers, initially stood alone during their encounter with the Council. However, what if they hadn't been alone? What if their first contact wasn't solely with the Council? Imagine if they had an unexpected ally—a species unlike any other: the Zerg collective
Crossover - StarCraft & Mass Effect - Rated: T - English - Mystery/Suspense - Chapters: 3 - Words: 6,247 - Reviews: 10 - Favs: 25 - Follows: 38 - Updated: 5/21 - Published: 5/14
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: 15 - Words: 107,533 - Reviews: 89 - Favs: 262 - Follows: 371 - Updated: 5/21 - Published: 8/13/2023
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: 13 - Words: 39,622 - Reviews: 16 - Favs: 72 - Follows: 88 - Updated: 5/19 - Published: 1/3/2023 - Liara T'Soni, Miranda L., Shepard
Halo: A New Journey by mgarner3199 reviews
Master Chief wakes up in the Mass Effect universe and joins Commander Shepard in an effort to stop the Reapers. With time running out, can they stop the extinction of every species, or will they fade into legend?First, they got to stop the Reapers though...
Crossover - Halo & Mass Effect - Rated: K - English - Sci-Fi/Romance - Chapters: 4 - Words: 4,078 - Reviews: 21 - Favs: 52 - Follows: 88 - Updated: 5/18 - Published: 12/7/2021 - Cortana, Master Chief/John-117, Illusive Man, Shepard
Eezo-Flux Theory by Larry The Mailman reviews
Humanity found out that it was not alone in the galaxy. It had earned its place in the galactic community, and made it its goal to strive for unity and prosperity. But the barrier between galaxies is fickle, and another galaxy's mankind may yet make a significant difference in the galaxy's period of peace. The Council will stare down the wonders and horrors of the Collapse.
Crossover - Mass Effect & Starsector - Rated: M - English - Sci-Fi/Adventure - Chapters: 8 - Words: 37,107 - Reviews: 48 - Favs: 90 - Follows: 126 - Updated: 5/18 - Published: 3/11 - Garrus V., Liara T'Soni, Admiral Hackett, C. Pressley
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: 21 - Words: 82,575 - Reviews: 381 - Favs: 977 - Follows: 1,411 - Updated: 5/18 - Published: 12/26/2021 - OC, Tali'Zorah, Admiral Hackett, Rael'Zorah
The Courier Effect by jabinker reviews
After the 2nd Battle of Hoover Dam Courier Six thought he could relax, maybe even take ED-E along for some fun but after something happens with the transporter to the Big MT both Courier and ED-E find themselves in a brand new setting only seen in a sci-fi epic! Join both heroes as they try to survive and navigate this new setting while making new friends and enemies along the way.
Crossover - Fallout & Mass Effect - Rated: M - English - Adventure/Sci-Fi - Chapters: 1 - Words: 8,699 - Reviews: 6 - Favs: 46 - Follows: 60 - Published: 5/18 - Courier, ED-E, Shepard
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: 20 - Words: 40,661 - Reviews: 108 - Favs: 461 - Follows: 644 - Updated: 5/18 - Published: 5/13/2019
Mass Effect-Batman: Crisis On The Citadel by James Keller reviews
After 2 years of operating on Omega, The Dark Knight comes to the Citadel in pursuit of a dangerous new drug that is about to be unleashed upon the very heart of Council Space. This will put him into an alliance with Lt. Garrus Vakarian of C-Sec's Major Crimes Unit as they uncover a massive Conspiracy.
Crossover - Mass Effect & Batman - Rated: M - English - Crime/Mystery - Chapters: 7 - Words: 48,468 - Reviews: 17 - Favs: 39 - Follows: 52 - Updated: 5/17 - Published: 10/29/2021 - Bruce W./Batman, Garrus V., Liara T'Soni, Tali'Zorah
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