2k+ Assassin's Creed: Transcendence » by DelayedInspiration Kronos amasses enough power early on to send an infant Percy back in time. Finding this development unsuitable, the Fates interfere, and only the soul of Perseus is sent back, while his body remains in the present occupied by a fake soul. Now, what is Percy doing in the past as he works his way back to the present? Eradicating the Templar Order, of course.
Percy Jackson and the Olympians & Assassin's Creed, M, English, Adventure & Spiritual, chapters: 78, words: 440k+, favs: 2k+, follows: 2k+, updated: 17h published: 3/3/2017
210 Priest of Machine and Magic » by Imoneoldfart When he was a young boy, Harry Potter disappeared while on an outing with his family. Now, a decade later he has returned, but he has changed from what everyone hoped. Harry has abandoned the chaos of magic for the cold certainty of steel. With technology none could imagine and his god walking once more, the world will never be the same as an Empire arises millennium early.
Harry Potter & Warhammer, T, English, Sci-Fi & Fantasy, chapters: 14, words: 41k+, favs: 780, follows: 1k+, updated: 5/12 published: 5/1/2021, Harry P., Albus D., The Emperor, Adeptus Mechanicus
416 Flesh is Weak » by WelcomeToEstalia Trapped in the locker, Taylor felt her body rot away from infection and infestation. It was within this coffin that she learned of the weakness of flesh, and the strength of steel. Mechanicus Tinker!Taylor.
Warhammer & Worm, M, English, Sci-Fi, chapters: 12, words: 64k+, favs: 1k+, follows: 2k+, updated: 5/9 published: 6/14/2021, Adeptus Mechanicus, Skitter, Panacea, Armsmaster
768 Welcome Home, Great Slayer » by Sir Yeetus Deletus His mission complete, his purpose fulfilled, the Doom Slayer is entombed once more. However, no force could contain him forever, and after millennia, he breaks free from the confines of the Ingmore Sanctum and leaves Hell. But, instead of arriving on a familiar world, the Great Slayer is sent tumbling to another—one he had saved in the past. One of devils, angels, and dragons.
Doom & High School DxD/ハイスクールD×D, M, English, Drama & Supernatural, chapters: 10, words: 117k+, favs: 1k+, follows: 2k+, updated: 5/9 published: 6/24/2020, Doomguy, A. Asia, Tiamat
448 Wayward Wolf » by ekrolo2 The year following the war's end was the best he'd had in nearly a decade. Ciri was no longer hounded by men and elves, Yennefer's reputation was restored and Geralt was back to doing what he did best: simple witchers work. Kill the monster and get paid. No more conspiracies or prophecies to ensnare him. He should've known it wouldn't last long. Post-Witcher 3 & Hearts of Stone.
A song of Ice and Fire & Witcher, T, English, Adventure & Fantasy, chapters: 30, words: 138k+, favs: 1k+, follows: 1k+, updated: 5/4 published: 7/2/2020, Jaime L., Tywin L., Rhaegar T., Geralt of Rivia
757 Fallout: Stranded » by yaboi346 Courier Six was beginning to fall into inaction after the Second Battle for Hoover Damn, but when a tech retrieval job goes wrong, he is forced to act in order survive this strange new world he finds himself in and maybe even help it through its own war. Because war...war never changes...
Fallout & Monster Girl Encyclopedia, M, English, Adventure & Fantasy, chapters: 49, words: 246k+, favs: 1k+, follows: 1k+, updated: 5/1 published: 6/17/2020
1k+ Universal DOOM » by ImpulsiveWeaver After being cast away by Samuel Hayden, the Doom Slayer winds up on an adventure through multiple universes and meeting those who have their own issues with the denizens of Hell. Crossover between Doom (2016) and any horror/supernatural movies/books/stories that I include. Feel free to request any movie, book, or franchise you want to see. Cover art by JakeBurner on DeviantArt!
Doom & X-overs, M, English, Horror & Supernatural, chapters: 36, words: 208k+, favs: 1k+, follows: 1k+, updated: 4/30 published: 9/20/2018
1k+ Ere we go, Pluz Ultra! » by Unseen Lurker Sometimes, small things can have unforeseen consequences. Like the butterfly causing an hurricane. Or the nail costing a war. Or the snotling messing around where he shouldn't causing the rise of a different kind of hero... "Awigt den, come have a go, ya gits! Waaaaagggghh!"
Warhammer & My Hero Academia/僕のヒーローアカデミア, T, English, Adventure & Humor, chapters: 11, words: 88k+, favs: 3k+, follows: 3k+, updated: 4/30 published: 1/30/2019, Orks, Izuku M.
1k+ The Amazing Jaune Arc » by Brotherhoof12 Jaune always wanted to be a hero, that's why he enrolled into Beacon hoping it will give him the chance to do so. What he got was a rejection letter for his troubles. Now living in Vale with no direction Jaune asks himself if he will ever have the chance to be what he dreamed to be. Turns out his question was answered with a spider bite.
RWBY & Spider-Man, T, English, Adventure & Romance, chapters: 56, words: 568k+, favs: 2k+, follows: 2k+, updated: 4/30 published: 11/5/2017, Jaune A.
371 Leviathan » by Thuktun Flishithy The Age of Monsters ended in Second Impact, or so everyone says. When Mankind finds itself besieged by the otherworldly Angels, Shinji Ikari will accept a destiny thrust upon him and rise to protect the Earth. He will not be alone, as old guardians -and their enemies- of a bygone age return. A fusion of Evangelion, the Godzilla Mythos, and Ultraman. Rebuild of Hail to the King.
Evangelion & Godzilla, T, English, Adventure & Romance, chapters: 23, words: 179k+, favs: 670, follows: 627, updated: 4/29 published: 7/5/2015
1k+Dimensional Links » by ChangelingRin Centuries after Demise was sealed in the Master Sword, he reforms himself to find that his Hatred Incarnations have been utterly useless. He decides to take things into his own hands-and in the process tears holes in reality itself. To save the Universe, the Goddesses turn to their last hope: the Hero. Except this time, they're not sending just one - they're sending all of them.
Legend of Zelda, T, English, Adventure & Humor, chapters: 58, words: 393k+, favs: 1k+, follows: 1k+, updated: 4/23 published: 3/18/2015
586 Scar Tissue » by deathbringer374 After Third Impact fic. The world goes to some semblance of normality. Shinji Ikari lays in bed, unmoving, tubes and wires all over, machines beeping away. Asuka stares, horrified, at the result of her violence. Maybe revenge tasted...bitter. AXS. Revised version has been uploaded! R&R
Evangelion, M, English, Drama & Angst, chapters: 25, words: 576k+, favs: 1k+, follows: 878, updated: 4/19 published: 8/26/2009, Shinji I., Asuka L. S.
562 DOOM: End Times » by DaneNagai The Doom Slayer answers the call of a dying world. The Old World faces extinction as Chaos reigns supreme. With his sword of vengeance in hand, the Slayer enters the world to change the tides of war. No longer will there be the laughter of thirsting gods. Only their screams.
Warhammer & Doom, M, English, Horror & Fantasy, chapters: 14, words: 129k+, favs: 967, follows: 1k+, updated: 4/16 published: 10/26/2020, The Empire, Dwarfs, High Elves, Doomguy
411 But Embers Remained » by Modnartenstein He had only known the Fire. And Fire was practically all that what he could remember. But now he was in a new world and he had to find his place in a country divided by the war. It wouldn't be easy, but nothing in his life was. He was almost burned, but at least, some embers remained.
Dark Souls & Kuroinu: Kedakaki Seijo wa Hakudaku ni Somaru, M, English, Adventure & Fantasy, chapters: 8, words: 92k+, favs: 1k+, follows: 1k+, updated: 4/13 published: 7/17/2019, OC, Maia, Origa D
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: 33, words: 367k+, favs: 4k+, follows: 5k+, updated: 4/6 published: 10/4/2011, Eldar, Imperial Guard, Shepard
1k+ Dust in the Wind » by Buried In Ash Alcohol and bad decisions go hand in hand. Courier Six has learned this first hand and knows how bad those decisions can be. What he wasn't expecting was for things to take the turn they did.
Fallout & RWBY, M, English, Adventure & Humor, chapters: 54, words: 522k+, favs: 2k+, follows: 2k+, updated: 4/2 published: 11/27/2017, Courier, Glynda G., Team RWBY
281Jaune Arc, Gryphon Knight » by Nerdlydelicious There are many legends throughout Remnant. Some true, some false, but there is one story that few know, and fewer believe in. The great Gryphon Knights of old, the mightiest foes of the Grimm. Most believe the legends to be just that, legends, but when team JNPR is sent on a mission to a secluded village, Jaune will learn the truth of the stories, and his family's connection to it.
RWBY, T, English, Adventure & Fantasy, chapters: 25, words: 223k+, favs: 689, follows: 817, updated: 3/27 published: 7/21/2016, Jaune A., Team RWBY, Team JNPR, Weiss S.
280 Cult of the Machine God » by Jamius An idea from one universe enters another, it takes shape into a new god, the Machine God. The Olympians a hell of a time. Glory to the Omnissiah in all his splendor, may we be blessed.
Warhammer & Greek Mythology, T, English, Spiritual & Adventure, chapters: 31, words: 100k+, favs: 752, follows: 934, updated: 3/26 published: 7/28/2020, OC, Adeptus Mechanicus, Athena, Hephaestus
1k+ Mythos Effect » by Omniscent1 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?
Cthulhu Mythos & Mass Effect, M, English, Sci-Fi & Adventure, chapters: 24, words: 181k+, favs: 4k+, follows: 5k+, updated: 3/16 published: 6/5/2013, Saren A., Shepard, OC
2k+ Remnant Inferis: DOOM » by GamerJay Remnant never knew what true horror was until demons more terrifying than the Grimm arrived, seeking to conquer a world they think belongs to them. Nor the limits a warrior stripped of his humanity would push himself, and others, to exterminate the Slaves of Doom and their mortal allies. His path of perpetual torment continues and this time he will no longer be walking it alone...
Doom & RWBY, M, English, Sci-Fi & Adventure, chapters: 38, words: 370k+, favs: 3k+, follows: 3k+, updated: 3/7 published: 2/9/2017, Doomguy, Ozpin, Team RWBY, Team JNPR