Warhammer and Mass Effect Crossovers
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Technophiles by thelordofdarkreunion reviews
Everyone's favorite technophilic groups meet: the Adeptus Mechanicus from Warhammer 40k and the Quarians from Mass Effect. When the Cult Mechanicus learns of the existence of the A.I.'s known as the Geth and Reapers, they decide only one thing can be done, and enlist the help of Quarians to fight once more for their ancestral home. Keelah se'lai and Glory to the Machine God!
Rated: T - English - Sci-Fi/Adventure - Chapters: 9 - Words: 98,909 - Reviews: 177 - Favs: 360 - Follows: 540 - Updated: 1/15 - Published: 9/24/2021 - Adeptus Mechanicus, Tali'Zorah, Kal'Reegar, Rael'Zorah
Jumping Eldarlike to Another Universe by Vivori reviews
A half-Eldar, hidden secret of her father, a goddess of healing that does not know how to fight, a simple Seer and her best friend Howling Banshee got the one way ticket to fell into the ME Universe. Of course to add problems to their opportunity of new life, the Reapers are coming to cleanse this universe of every sentient being. What to do? What to do indeed?
Rated: M - English - Sci-Fi/Adventure - Chapters: 9 - Words: 47,073 - Reviews: 81 - Favs: 133 - Follows: 173 - Updated: 1/13 - Published: 4/19/2020 - Eldar, Primarch/s, Liara T'Soni, Shepard
Star-Bound by The Incredible Muffin reviews
Some destinies are written out centuries, or even millennia, ahead of time. However, when destiny is derailed, new plans have to be implemented. Sometimes, that involves ripping someone away from the peaceful end they seek and thrusting them into a tide of never-ending war in order to fix what can never be repaired.
Rated: M - English - Sci-Fi/Supernatural - Chapters: 33 - Words: 224,487 - Reviews: 940 - Favs: 1,131 - Follows: 1,435 - Updated: 1/13 - Published: 5/29/2019
The Eternal Lord 40k - ME by HellFox83 reviews
A battle against the forces of Chaos strands a Necron lord in the galaxy of Mass Effect. With what's left of his dynasty under his banner, Veronakh Lord of Solvatakh intends to lead his people to glorious conquest. Can Commander Shepard stop the Collectors and curtail the ambitions of the Necrons?
Rated: M - English - Sci-Fi/Adventure - Chapters: 18 - Words: 181,399 - Reviews: 88 - Favs: 265 - Follows: 382 - Updated: 12/31/2021 - Published: 6/13/2020 - Necrons, Shepard
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.
Rated: T - English - Chapters: 2 - Words: 39,279 - Reviews: 6 - Favs: 28 - Follows: 32 - Updated: 12/28/2021 - Published: 11/6/2021 - Imperial Guard, Tyranids, OC, Shepard
Nehekhara effect by 6-4 pilot reviews
The Tomb Kings are victorious. The world is theirs and Chaos is banished from their world. Now they turn to the stars to claim everything in the name of the Imperisable.
Rated: M - English - Sci-Fi - Chapters: 11 - Words: 37,497 - Reviews: 47 - Favs: 106 - Follows: 157 - Updated: 12/24/2021 - Published: 5/29/2021 - Tomb Kings, Warriors of Chaos
The Mission Stays the Same by Broken Trident reviews
A joke of Chaos daemon sent two unlikely allies - an Eldar Farseer and an Imperial Storm trooper, through the Warp and into another Universe. In this place, everything is alien to them. Except for one thing - war. War is something they know very well. (Story adopted by Regina Dea. New author starts from Chapter 21)
Rated: M - English - Sci-Fi/Adventure - Chapters: 32 - Words: 363,239 - Reviews: 2603 - Favs: 4,649 - Follows: 5,122 - Updated: 12/23/2021 - Published: 10/4/2011 - Eldar, Imperial Guard, Shepard
The Diocese by pythoner101 reviews
Commander Chloe Sheperd learns of a new group vying for power in the depths of Omega. But this is no ordinary gang, but far more powerful and horrific, brought forth from a place where there is only war. As she learns of its deeds and ambitions Shepherd must make a momentous descision, and hope she does not come to regret it.
Rated: M - English - Chapters: 3 - Words: 5,142 - Reviews: 20 - Favs: 49 - Follows: 84 - Updated: 11/16/2021 - Published: 5/10/2020
Glory to the Imperium! by V-rcingetorix reviews
Astartes Shepard has been assigned a new task: to escort strange alien civilians to a site within Imperium borders. The Emperor Renewed has issued a personal directive that preparations are to take place, an alien race seeks to destroy the peace achieved within the Imperium's holy borders. My first foray into the 40k 'verse, insight would be helpful.
Rated: T - English - Drama/Adventure - Chapters: 1 - Words: 13,406 - Reviews: 17 - Favs: 77 - Follows: 102 - Published: 11/15/2021
Imperium Effect: Terra Rising by Deathwatch Razgriz reviews
The long awaited sequel to UNSC Pheonix Rising. The fledgling Empire has survived it's birthpains, and now looks to the stars to rebuild what was once theirs...
Rated: M - English - Humor/Sci-Fi - Chapters: 17 - Words: 87,590 - Reviews: 302 - Favs: 464 - Follows: 585 - Updated: 11/8/2021 - Published: 8/4/2017
Imperial Warlord: Rewrite by deeed22 reviews
Two friends once cast adrift in a universe not their own find themselves in another. With their goals unknown, purpose not directed or forced, are they finally free to choose their own way?
Rated: M - English - Adventure - Chapters: 2 - Words: 8,270 - Reviews: 21 - Favs: 114 - Follows: 176 - Updated: 10/11/2021 - Published: 8/30/2021 - Imperial Guard, OC, Adeptus Mechanicus
Priest of the Machine God by REDthunderBOAR reviews
The Council has a lot on their plate with Geth, resurrected Spectres, and other Xenos things. However then they hear one name they all, along with the rest of the galaxy, wish they could bash this one's head open. Their name is Tech Priest.
Rated: M - English - Adventure/Sci-Fi - Chapters: 7 - Words: 19,083 - Reviews: 57 - Favs: 182 - Follows: 270 - Updated: 9/20/2021 - Published: 7/5/2021 - Adeptus Mechanicus, Shepard
The Rise of the Enclave by 6-4 pilot reviews
Stuck in a more peaceful galaxy, the Tau of the Farsight Enclave must still prepare themselves for war against the forces that conspire to destroy it. But as they fight for their existence, elements from their old home come to strengthen their power in said old home.
Rated: T - English - Sci-Fi - Chapters: 13 - Words: 76,708 - Reviews: 72 - Favs: 233 - Follows: 277 - Updated: 9/19/2021 - Published: 4/20/2020 - Chaos Space Marines, Tau, Legion, Shepard
Imperial Warlord by deeed22 reviews
A man and his friends are conscripted for a mission. Will they succeed in their endeavors? Will they be able to figure out whats going on? Can they make themselves a home in a strange universe? Cancelled. Please see the new rewrite.
Rated: M - English - Adventure - Chapters: 16 - Words: 96,322 - Reviews: 142 - Favs: 282 - Follows: 375 - Updated: 8/30/2021 - Published: 6/20/2018 - Imperial Guard, Adeptus Mechanicus, J. Garson
The Good Shepard by Geishadoll reviews
Jesse Shepard was a lot of things: A solider with a shady past, a son, and a brother With the threat of the Saren and the Reapers hanging over his head, he discovers a secret that will shake not only the foundations of the Alliance but the galactic community as a whole. Meanwhile on the Citadel, stalks the lower wards leaving Caroline Shepard and her new very strange partner to fi
Rated: M - English - Sci-Fi/Family - Chapters: 4 - Words: 6,529 - Reviews: 17 - Favs: 30 - Follows: 66 - Updated: 8/26/2021 - Published: 8/5/2021 - The Emperor, Primarch/s, Shepard, OC
Imperium Effect by BlackPhantom247 reviews
As the Great Crusade grinds on, the Emperor has finally found the last of his sons. But unfortunately someone has been pulling the strings and now Chaos Undivided is ready to make it's move. Warhammer AU. M for eventual bloodshed. Also contains elements of Attack on Titan. Part 1 of the Rebellion series. Reviews are welcome.
Rated: M - English - Adventure/Sci-Fi - Chapters: 13 - Words: 22,502 - Reviews: 128 - Favs: 217 - Follows: 277 - Updated: 8/17/2021 - Published: 11/14/2016 - The Emperor, Primarch/s, Shepard
The Shepard of Azyr by EclipsePheniox reviews
Experimental. Long without her memories Celestant Jayne Starforged is sent on simple scouting mission. But the mission into anything but simple as her past comes to the Mortal Realms with an old enemy. Age of Sigmar.
Rated: T - English - Fantasy/Adventure - Chapters: 4 - Words: 11,930 - Reviews: 14 - Favs: 34 - Follows: 35 - Updated: 8/12/2021 - Published: 10/10/2019 - Ashley W., Liara T'Soni, Miranda L., Shepard
From the Freezer and into the Fire by wasabitrooper reviews
2 Valhallans get ambushed on patrol and end up seeking refuge inside of a xeno ship.
Rated: K - English - Adventure/Sci-Fi - Chapters: 8 - Words: 11,938 - Reviews: 35 - Favs: 46 - Follows: 84 - Updated: 8/5/2021 - Published: 7/3/2019 - Shepard, Imperial Guard
The Crusade of the Lost by Ninoslav reviews
A fleet of Imperial reinforcements, Mechanicus detachment and a chapter of White Eagles meant for Cadian sector are swallowed in the unruly sea that is Warp caused by the Great Game of the Protector of Mankind against the Chaos Gods. They emerge into a new universe, one without the Emperor, their faith strong, they will see this galaxy conquered.
Rated: T - English - Sci-Fi/Horror - Chapters: 25 - Words: 176,995 - Reviews: 263 - Favs: 414 - Follows: 513 - Updated: 7/14/2021 - Published: 8/16/2019
But are we truly lost? by AProdigalSon reviews
"Wounds are for the desperate, blows are for the strong. Balm and oil for weary hearts all cut and bruised with wrong. I forgive thy treason - I redeem thy fall, for Iron - Cold Iron - must be master of men all!"
Rated: M - English - Sci-Fi/Fantasy - Chapters: 7 - Words: 26,503 - Reviews: 63 - Favs: 194 - Follows: 279 - Updated: 7/11/2021 - Published: 7/5/2020 - Chaos Space Marines, Shepard
Instruments of War by Gravityhorse reviews
The only thing that matters is the survival of the Human race.
Rated: M - English - Sci-Fi/Adventure - Chapters: 6 - Words: 103,209 - Reviews: 132 - Favs: 352 - Follows: 476 - Updated: 6/15/2021 - Published: 9/6/2020 - Imperial Guard, Adeptus Mechanicus, Illusive Man, Shepard
Alternate Imperium: First Contact by CSNightFury reviews
Beset on all sides, the Imperium can ill afford yet another front to divert troops to. The Council races have lived in relative peace for over a thousand years. But when a council fleet stumbles across an imperial world, all bets are off. (AU Warhammer 40k, AU First Contact, fusion, probably HFY, probably HWTF, definitely heretical)
Rated: M - English - Sci-Fi - Chapters: 2 - Words: 7,435 - Reviews: 64 - Favs: 185 - Follows: 296 - Updated: 6/9/2021 - Published: 5/30/2021
By My Duty by TheFatController001 reviews
By my faith, may the light of the Emperor spread to the furthest star. But how far does his light stretch? The warp, a treacherous and perilous method of travel, sends an Imperial ship into unfamiliar territory. To a time where humans consort with xenos. Join them as they traverse through perilous times. Will they hold to their faith?
Rated: T - English - Adventure/Sci-Fi - Chapters: 6 - Words: 16,824 - Reviews: 41 - Favs: 85 - Follows: 146 - Updated: 6/1/2021 - Published: 6/1/2020
Only the Faithful by Tilthanial reviews
They held the line when the hordes came. They held the line when the gods came. They held the line when the Worldbreaker came. Now they hold the line against a threat they have never imagined. And they will hold the line. For they are Cadians, and they are faithful.
Rated: M - English - Sci-Fi/Adventure - Chapters: 10 - Words: 170,327 - Reviews: 384 - Favs: 855 - Follows: 1,190 - Updated: 5/18/2021 - Published: 4/15/2017
Exciting Opportunities by Of Questionable Veracity reviews
In an unexpected and highly unlikely turn of events, a catastrophic warp breach from a crippled ship manages to fling a Rogue Trader - or rather, the youngest son of a Rogue Trader - through time and space to a universe quite unlike what anyone on-board in used to. They make the best of the situation.
Rated: K+ - English - Chapters: 28 - Words: 142,552 - Reviews: 392 - Favs: 528 - Follows: 735 - Updated: 4/30/2021 - Published: 4/15/2019 - J. Garson
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