2k+ The Mission Stays the Same » by Broken Trident 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)
Warhammer & Mass Effect, M, English, Sci-Fi & Adventure, chapters: 31, words: 354k+, favs: 4k+, follows: 5k+, updated: 9/3 published: 10/4/2011, Eldar, Imperial Guard, Shepard
1k+ Twisted Reflections » by vendetta543 She was a failure of a Mage, unable to cast even the simplest of spells. He was an Undead, a monster used as a pawn in battle he could never understand. They had nothing in common, and yet fate saw it fit to bind the two souls together.
Familiar of Zero & Dark Souls, M, English, Adventure & Friendship, chapters: 78, words: 956k+, favs: 2k+, follows: 2k+, updated: 5/6 published: 10/19/2012, Louise
101The Deserter » by pvt jim Specialist Mason was there to try and stop the infection but abandoned his post instead. Now alone and after seeing many friends and comrades ripped to pieces he has grown numb caring about nothing. Some would even say he has lost his humanity until he met her. Strange that something that isn't human would help him feel human again. Rated M for violence language & sexual content.
Left 4 Dead, M, English, Adventure, chapters: 16, words: 98k+, favs: 197, follows: 204, updated: 1/30 published: 7/12/2013, Witch
237Doom Driven » by Child of Sithis Sithis is overdue a soul: Sithia the Dragonborn's. Nirn is doomed if Serana can't keep her alive. Eternal darkness will fall. Miraak will return to enslave the living and undead... provided Alduin doesn't eat the world first. Eventual F!DB/Serana.
Elder Scroll series, M, English, Adventure & Romance, chapters: 24, words: 139k+, favs: 406, follows: 521, updated: 6/30/2020 published: 10/9/2013, [Serana, Dragonborn/Dovahkiin] Harkon
31Flight of the Phoenix » by Tohdoh The heir to a very powerful and venerable Helghast family, Maya Visari strives to answer a calling radically different from that of her politically inclined mother and grandfather. She joins the Helghast army and becomes Echo. [KZSF prequel]
Killzone, T, English, chapters: 5, words: 15k+, favs: 24, follows: 22, updated: 6/29/2020 published: 11/25/2013, Echo, OC
309 Queen of the Void » by AhrounDragon An idea I had after reading another crossover (Herald of the Void). My first story so I hope you enjoy. What would it be like if Louise summoned a Queen as a familiar instead of a skinny kid? rated M for future content. cant have a few chestbursters without an M rating. (Discontinued)
Aliens/Predator & Familiar of Zero, M, English, chapters: 11, words: 36k+, favs: 807, follows: 904, updated: 4/2/2020 published: 10/25/2012, Louise
112Dying to Live » by Vengeful Soldier In a culture where death is as important to living as life, both the mortal shell and immortal soul are threatened when something challenges the Imperial Cult's creed. The soldiers of the 12th heavy siege regiment, fresh from the Emperor's wars don't know a lot about living, but they know a lot about making something stay dead.
Warhammer, M, English, Horror & Supernatural, chapters: 4, words: 40k+, favs: 157, follows: 185, updated: 2/18/2020 published: 11/21/2014, Daemons, Eldar, Imperial Guard, Inquisition
5Desperate Times and Desperate Measures » by TheSpazChik When debts gets too overwhelming, Sydney finds herself needing money and quick! But what came next might be too much for her to handle. Can she abandon her conscience and morals to finally take what she deserves?
Grand Theft Auto, M, English, Crime & Humor, chapters: 3, words: 1k+, favs: 10, follows: 9, updated: 9/1/2019 published: 10/19/2013, Franklin C., OC
54Of Worth » by YourFriendlyNeighborhoodGeist Ellie Reiker is only six. She's only a lieutenant's daughter. And she's only just found out she's a psyker. Everything is about to change. Rated T for dark thematic context, later progressing violence, and eventual strong language This is going to be a long one. I'd adore some constructive criticism/feedback!
Warhammer, T, English, Sci-Fi & Fantasy, chapters: 18, words: 45k+, favs: 53, follows: 66, updated: 2/20/2019 published: 7/30/2012, Inquisition
55 A Blonde Sidekick Among Monsters » by kmtdiccion In an unexpected turn of events, one Ronald Stoppable has been transferred to a school named Youkai Academy. How would someone like him who is afraid of almost everything fare on a school full of monsters? Answer: CRAZY GOOD AND BAD! Watch as our favorite blonde sidekick take the school head-on, hoping he won't be killed or eaten. (No pairings yet.) (KP/RV crossover)
Kim Possible & Rosario + Vampire, T, English, Adventure, chapters: 7, words: 30k+, favs: 123, follows: 142, updated: 4/16/2018 published: 6/4/2014, Ron S., Moka A., Kurumu K., Mizore S.
20The GhostHelms Archon » by Pugums Young guardsmen Corva meats his first Dark Eldar and soon wishes he hadnt. Can he esape from Coomarragh or will he be a permanent play thing to the GostHelm Kabal?
Warhammer, M, English, Sci-Fi, chapters: 17, words: 23k+, favs: 40, follows: 48, updated: 12/31/2017 published: 7/12/2013, Dark Eldar, Orks, The Empire
311 Without War to Guide Me » by Todeswind In the grim darkness of the future there is only war. But what happpens to a Space Marine when he is stranded in a place where his unique set of talents are neither needed, desired, or valued by humanity? What is a weapon's purpose without a war to fight in?
StarTrek: The Next Generation & Warhammer, M, English, Sci-Fi, chapters: 10, words: 26k+, favs: 656, follows: 915, updated: 9/12/2017 published: 1/29/2013
380 Terran Federation: Contact » by L4 of the WEST For more than 20 years, the Terran Federation's path into the darkness beyond Earth has been marked by war, betrayal, and bugs. Every alien they met in the blackness of space has been hostile, pushing the region on a path to another great interstellar war. But sometimes, you get lucky, will the 6th time over Shanxi be it?
Starship Troopers & Mass Effect, M, English, Sci-Fi, chapters: 28, words: 164k+, favs: 890, follows: 914, updated: 4/16/2017 published: 8/7/2014
22Warm Heart » by HolicoXII he thought he was about to die, but she gave him a kiss, what does it mean? ...OCXWitch hope you'll like it...
Left 4 Dead, T, English, Romance & Drama, chapters: 5, words: 3k+, favs: 27, follows: 26, updated: 3/17/2017 published: 5/22/2013, Witch
7Queen of Rapture » by tylermech66 Another path was made, another Eleanor was made. She see's how Delta did anything to gain power and she followed in his footsteps, ambitions set on ruling all, but starting in what would always be her true home, Rapture.
BioShock, M, English, Sci-Fi, chapters: 3, words: 3k+, favs: 22, follows: 22, updated: 3/6/2017 published: 11/15/2013, Eleanor L.
72 Warcraft: Arrival from the Stars » by TheJackinati275 How will the People of Azeroth Deal with an entirely new branch of Humanity, one with advanced technology that rivals anything seen by both the Alliance and the Horde. Crossover Set During WOW & featuring Civilisation: Beyond Earth
Warcraft & Civilization Series, T, English, Fantasy & Sci-Fi, chapters: 12, words: 32k+, favs: 113, follows: 129, updated: 11/15/2016 published: 10/24/2014
12There Is No Chosen one, There Is Only Vader » by psychotol Following "There Is No Order There Is Only Chaos" (read first so you know what's going on), Ahsoka and friends work to try to save the galaxy, or at least themselves. It's a bit horrible in there, so, careful now.
Star Wars: The Clone Wars, M, English, Hurt/Comfort & Adventure, chapters: 16, words: 72k+, favs: 8, follows: 13, updated: 10/30/2016 published: 9/19/2013, Ahsoka T., Asajji Ventress, Barris Offee, Cad Bane
55 XCOM: Enemy Monstrous » by Malcho1234 [DISCONTINUED] It was over... XCOM defeated the Enemy from the unknown reaches of Space. They eliminated the enemy within... But threats for Humanity still exist, and they are closer than ever, living amongst us... It is time for X-COM's youngest Operative to face the Enemy Monstrous... Rated T because of XCOM.
X-Com & Rosario + Vampire, T, English, Supernatural & Sci-Fi, chapters: 3, words: 17k+, favs: 102, follows: 103, updated: 9/18/2016 published: 8/10/2014
332 The Last Survivor » by DeathBlade1313 After the Green Flu makes it's way to a teenager's home and wipe's out his family, he is faced with the ultimate challenge of survival. (A.N. Rated M For: Graphic violence, Nudity, Extreme sexual content and Language. The first third of this story is rated T, but it gets more graphic and mature as it goes on. Zoey and Louis's appearance is only cameo, this is mainly an OC story.)
Left 4 Dead, M, English, Horror & Hurt/Comfort, chapters: 31, words: 132k+, favs: 494, follows: 336, updated: 6/8/2016 published: 1/13/2011, [Witch, OC] Louis, Zoey
18 Command and Conquer Red Alert 4: Invasion » by heavenschoir The Hierarchy invades the post-War of Three Powers and Uprising Earth. In the brink of losing, the remaining Earth's defenders pull out the plot of using Dr. Zelinsky's time machine to change the fate of mankind. Will they succeed? FOR REVISION
Command & Conquer & Universe at War, M, English, Sci-Fi & Humor, chapters: 4, words: 7k+, favs: 16, follows: 26, updated: 5/15/2016 published: 12/21/2013, Allies Commander, Tanya, OC