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Redemption of a Betrayer by Zrocker119 reviews
Of the long list of those that were deserving of a second chance, Valen did not count himself amongst their number. Yet here he was. Awakening from what he had intended to be his last stand against the forces of Hell, the former commander of the Night Sentinels finds himself in a relatively peaceful land, but one that had monsters of its own.
Crossover - Doom & RWBY - Rated: M - English - Adventure/Hurt/Comfort - Chapters: 12 - Words: 88,975 - Reviews: 272 - Favs: 700 - Follows: 893 - Updated: 2/8 - Published: 10/26/2020
Un nouveau à Fairy Tail by Sheetmoose reviews
On vas suivre les aventures de FanFan, dans l'univers de Fairy Tail. On vas voir comment il vas s'en sortir dans cet univers qu'il connait à peut prêt. Entre romance et amitié plein de chose seront présente. Donc j'espère que ça plaira ou pas. OCxErza
Crossover - Fairy Tail & Doom - Rated: M - French - Romance/Adventure - Chapters: 31 - Words: 528,715 - Reviews: 1 - Favs: 9 - Follows: 9 - Updated: 2/6 - Published: 6/11/2021 - Erza S., OC
Fate Grand Order: Slayer Chronicles by Seanathan311 reviews
A young master in peril summons a servant in her time of need, but he was not a hero of her world. Ritsuka summons The Doomslayer under the class of Berserker and must work along with her friends to save her world from destruction. All the meanwhile learning about this mysterious demon slayer from another world.
Crossover - Doom & Fate/stay night - Rated: M - English - Adventure/Fantasy - Chapters: 20 - Words: 130,303 - Reviews: 338 - Favs: 1,076 - Follows: 1,282 - Updated: 2/6 - Published: 5/31/2020
Rebirth by Josh Mystic reviews
A chance at something better, a chance at a better life, and a chance to be better. Not often is anyone presented with the opportunity to be reborn. To live a second life and make more of it than the last. But when it does, what one chooses to do, not even they may know. Nor are they prepared for where their choices lead. (Sequel)
Crossover - Doom & Hazbin Hotel - Rated: M - English - Supernatural - Chapters: 9 - Words: 63,873 - Reviews: 37 - Favs: 59 - Follows: 65 - Updated: 2/6 - Published: 9/29/2021 - Doomguy, Charlie, Lilith, Lucifer
Helluva Hazbin: A Story of Hypothetical Doom by TheWubbzler reviews
A Series of Hypotheticals and "What if's" for the Hazbin Crew, Imps and our very own Doom Slayer.
Crossover - Doom & Hazbin Hotel - Rated: K+ - English - Humor/Sci-Fi - Chapters: 3 - Words: 7,887 - Reviews: 3 - Favs: 9 - Follows: 7 - Updated: 2/5 - Published: 12/25/2021 - Doomguy, Charlie, Vaggie, OC
Hazbin Hotel: Eternal Doom by TheWubbzler reviews
The Doom Slayer Returns to a Hell and spends the Night at the Hazbin Hotel, he also meets one Helluva Boss. (This is literally the first story I did for this site so let me know if I messed up or if I'm following the guidelines, I do have an overall story planned for this and even a Sequel idea that will be a stand alone.)
Crossover - Doom & Hazbin Hotel - Rated: K+ - English - Humor/Drama - Chapters: 24 - Words: 103,880 - Reviews: 52 - Favs: 147 - Follows: 142 - Updated: 2/5 - Published: 10/26/2020
Doom: Helluva Hazbin by TheWubbzler reviews
After Slaying the Icon of Sin, the Slayer must rid his world of the remaining Demonic threat, of course what he didn't expect was familiar faces from another Hell coming to visit.
Crossover - Doom & Hazbin Hotel - Rated: K+ - English - Sci-Fi/Supernatural - Chapters: 5 - Words: 20,718 - Reviews: 10 - Favs: 48 - Follows: 48 - Updated: 2/5 - Published: 3/15/2021 - Doomguy, Charlie, Vaggie
Doom to The Metal Demons by Brutal Doomguy reviews
In a post Doom II Earth, Doomguy finds himself being poked and prodded by military doctors. Eventually, he's instructed by psychologists to find a job to try and reintegrate himself into society. He is recommended the night shift at a children's entertainment establishment, and begrudgingly does as told. For once, will the hunters be the hunted? Art by PitBOTTOM on Deviant Art.
Crossover - Doom & Five Nights at Freddy´s - Rated: M - English - Sci-Fi/Horror - Chapters: 4 - Words: 21,407 - Reviews: 8 - Favs: 10 - Follows: 13 - Updated: 2/5 - Published: 1/11 - Doomguy, The Puppet, Toy Freddy, The Murderer/William Afton
Exitium Eternal by MintyFeet reviews
A turian patrol ship encounters a mass relay unlike any other. The peoples of Citadel space and the Terminus have no idea that beyond it lies one thing: Doom.
Crossover - Doom & Mass Effect - Rated: M - English - Chapters: 15 - Words: 146,369 - Reviews: 66 - Favs: 425 - Follows: 525 - Updated: 1/30 - Published: 6/14/2021
DOOM: Waves of Armageddon by EmeraldAuthor95 reviews
We knew of the four heroes, and of the waves. We knew of our world's impending doom, and how to stop it. At least, we thought we did. We were fools. There are some powers in this world man has no control over. And for our hubris, we are now caught in the middle of a holy war between gods and devils. Now, our only hope is a warrior whose power greatly eclipses the four heroes.
Crossover - Doom & Rising of the Shield Hero/盾の勇者の成り上がり - Rated: M - English - Horror/Fantasy - Chapters: 6 - Words: 57,983 - Reviews: 397 - Favs: 970 - Follows: 1,240 - Updated: 1/26 - Published: 10/10/2020 - Doomguy, Raphtalia, OC
Metroid Eternal by SheosMan117 reviews
After Samus's mission on ZDR, she investigates a dimensional anomaly, and gets pulled into a parallel universe, where Earth is being invaded by Hell, and after crash landing, and some demon fighting, meets up with the Doom Slayer. They will work together, to slay the demons, to rip and tear until it is done. After it's done? That's where the REAL fun will begin.
Crossover - Metroid & Doom - Rated: M - English - Adventure/Romance - Chapters: 2 - Words: 6,988 - Reviews: 18 - Favs: 59 - Follows: 84 - Updated: 1/22 - Published: 12/8/2021 - Samus A., Adam, Doomguy
sonic vs the doom slayer by Ike12
sonic the hedgehog doom crossover story: tails gets taken by demons sonic has to fight along with the doom slayer to save his friend
Crossover - Doom & Sonic the Hedgehog - Rated: M - English - Sci-Fi/Horror - Chapters: 1 - Words: 282 - Published: 1/17 - Doomguy, Sonic, Tails
Hazbin Hotel: Testament of the Hellwalker Book 1 Damnation by FatMan15 reviews
An attempt to create a "Doom Slayer for the Hazbin Universe" Part one of a planned four part series.
Crossover - Doom & Hazbin Hotel - Rated: M - English - Adventure - Chapters: 6 - Words: 29,460 - Reviews: 1 - Favs: 3 - Follows: 5 - Published: 1/15
Team JRHD by PhoenixMando reviews
A Huntsman, a thief, a soldier, and a slayer. This is Team JRHD(Jarhead): four of the most skilled, yet completely crazy and brutal fighters in all of Remnant, and beyond. Though they each hide a dark past, some darker than others, they will have to eventually come together to stop a dark threat looming on the horizon, finding amazing and powerful friends along the way.
Crossover - Doom & RWBY - Rated: T - English - Sci-Fi/Fantasy - Chapters: 93 - Words: 265,874 - Reviews: 100 - Favs: 152 - Follows: 182 - Updated: 1/14 - Published: 11/12/2020 - Doomguy, OC, OC, Team RWBY
Alola, Doom Slayer! by SkorchNTorch reviews
After being betrayed by Samuel Hayden at the end of 2016's DOOM, the Doom Slayer finds himself angering Gods, breaking public property, and owning a pet after crashing on an island filled with odd creatures. Now, the Slayer tries to find a way home, while everyone else tries to figure out who the Doom Slayer is, and where he came from.
Crossover - Pokémon & Doom - Rated: T - English - Humor/Adventure - Chapters: 16 - Words: 73,032 - Reviews: 178 - Favs: 481 - Follows: 564 - Updated: 1/13 - Published: 1/10/2020 - Ash K./Satoshi, Darkrai, Prof. Kukui, Doomguy
Slayer of Pandora by XAgent-Venom666X reviews
Being saved from death and reborn in another world was a stretch of the imagination. Having to fight the legions of Hell itself and stopping a demonic invasion, even more so. Being betrayed and sent to a savage planet in the midst of a war with the fate of countless in the balance? Good thing Mason learned to adapt. But can he save this world when Hell follows in his wake?
Crossover - Doom & Borderlands - Rated: M - English - Sci-Fi - Chapters: 21 - Words: 93,682 - Reviews: 407 - Favs: 1,053 - Follows: 1,194 - Updated: 1/11 - Published: 12/13/2019 - [OC, Lilith] Angel, Maya
Kage Killer: The Doom Slayer by Hyst3r1a reviews
The Kage Killer, notorious for killing people he deems "evil". He arrives during the fourth great ninja war. Who has he shown up for? Can he be stopped? Is he truly some sort of "savior"? or has he arrived for his own personal benefit?
Crossover - Doom & Naruto - Rated: M - English - Mystery/Horror - Chapters: 5 - Words: 11,038 - Reviews: 48 - Favs: 73 - Follows: 92 - Updated: 1/11 - Published: 6/17/2020 - Doomguy, Naruto U., Sasuke U.
Alien Isolation: Dies Irae by superman42 reviews
Amanda Ripley finds a supposed safe haven, far from the reaches of the company Then she sees the drones...and snaps She is no longer the timid woman she was on station. Amanda desires only one thing: Bloody revenge And the Xeno's are in for a world of torment (Chapter issues have been corrected) The story is complete. Enjoy
Crossover - Doom & Alien: Isolation - Rated: M - English - Horror/Drama - Chapters: 5 - Words: 3,819 - Reviews: 6 - Favs: 1 - Follows: 1 - Updated: 1/7 - Published: 8/6/2018 - Doomguy - Complete
DOOM: Cleansing of Sin by FUCKING SLAYER reviews
In the midst of chaos the brutal keeper of all beings step foot onto the frantic mayhem that is Beacon. In desperate times of need, a god amongst men are needed to keep balance and cleanse sin. The arrival of the Slayer is noticed by all and he gathers unwanted attention and the boots he walks in will crush the skulls of every entity who dares to disrupt his path to eliminate DOOM.
Crossover - Doom & RWBY - Rated: M - English - Sci-Fi/Fantasy - Chapters: 4 - Words: 5,702 - Reviews: 9 - Favs: 58 - Follows: 98 - Updated: 1/6 - Published: 9/9/2021 - Doomguy, Team RWBY, Team JNPR
Star Fox: The Demon War by Big Bossk Man 92 reviews
The Anglars are no more, but a new enemy has set it's sights on the Lylat System. An enemy led by the Devil himself.
Crossover - Star Fox & Doom - Rated: M - English - Horror - Chapters: 22 - Words: 31,998 - Reviews: 1 - Favs: 4 - Follows: 4 - Updated: 1/4 - Published: 7/21/2021 - Fox M., Krystal, Baphomet - Complete
Wolf of Doom by Wacko12 reviews
Doom Slayer is sent from Mars...to the past. The demons have infiltrated the Nazis and helped them win World War 2. Having an AI, his fortress, weapons, armor and fists will not be enough this time. To stop the demons and the Nazis he will need help...from Captain William Joseph Blazkowciz, his ancestor. Slaying is in the family business. Now their foes have twice to fear.
Crossover - Doom & Wolfenstein series - Rated: M - English - Supernatural/Sci-Fi - Chapters: 3 - Words: 14,322 - Reviews: 85 - Favs: 254 - Follows: 294 - Updated: 12/31/2021 - Published: 10/25/2020 - Doomguy
The Spartan and the Slayer by evevee reviews
When all seems lost and the endless hordes once again pour forth from Hell, the Master Chief finds some help from an old legend wielding a double-barreled sword of vengeance. Lite spoilers for some Halo: Infinite lore. One-shot.
Crossover - Doom & Halo - Rated: K - English - Sci-Fi/Friendship - Chapters: 1 - Words: 1,281 - Reviews: 7 - Favs: 30 - Follows: 19 - Published: 12/24/2021 - Doomguy, Master Chief/John-117 - Complete
Birth of a SLAYER by Hyst3r1a reviews
The current Slayer has become old and weathered with age, It is time to crown another. How will the ORC and others react to finding out the next one is right here attending Kuoh Academy? Will this new Slayer follow in the footsteps of the previous one? or will he forge a new path and align himself with the devils?
Crossover - Doom & High School DxD/ハイスクールD×D - Rated: M - English - Adventure/Fantasy - Chapters: 2 - Words: 9,315 - Reviews: 3 - Favs: 19 - Follows: 22 - Updated: 12/23/2021 - Published: 11/24/2021 - Rias G., H. Akeno, T. Koneko, Xenovia
His Righteous Thunder(On Hiatus) by PossesedHunter reviews
When Hell knocks on the door of the world where gods and magicians play, it is he who will follow the show who is the Apex of all races. For those that dont know him, he will show them what true rage is, and they will learn what fear truly is. (rated m becayse its Doom for Christ's sake)
Crossover - Doom & Avengers - Rated: M - English - Supernatural/Sci-Fi - Chapters: 5 - Words: 3,203 - Reviews: 42 - Favs: 156 - Follows: 206 - Updated: 12/22/2021 - Published: 4/22/2020 - Dr. Strange/Stephen S., Doomguy
Layers of Hell: Hazbin's Most Unwelcome Guest by TheOriginalWriterGuy reviews
A Doom x Hazbin Hotel crossover /\ The hellish world of Hazbin Hotel has been wallowing in a light amount of bloodshed and warfare for a while now, having never been faced with anything beyond mild cruelty and brutality. That's going to change drastically when a newcomer breaks into their world in the most unnatural way, fueled by an undying rage and ready to purge…
Crossover - Doom & Hazbin Hotel - Rated: T - English - Sci-Fi/Supernatural - Chapters: 30 - Words: 79,953 - Reviews: 525 - Favs: 860 - Follows: 852 - Updated: 12/20/2021 - Published: 12/8/2019 - Doomguy, Alastor, Charlie, OC - Complete
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