Doom Crossovers
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Ezra the DOOM SLAYER by 1049 reviews
After being Abandon by the Rebellion and most of the ghost crew ezra found him self alone again. until a strange looking droid calling him self Dr. Hayden gives him an offer he can't refuse to prove those who doubted him wrong or get revenge. first crossover of DOOM and star wars rebels note later in this story ezra returns to his world an starts fighting the empire in his own way.
Crossover - Doom & Star Wars Rebels - Rated: T - English - Adventure/Horror - Chapters: 3 - Words: 3,192 - Reviews: 3 - Favs: 5 - Follows: 9 - Updated: 8/8 - Published: 8/7 - Doomguy, Kanan J., Ezra B., Hera S.
The Zero And The Slayer by Fenrir's Rage reviews
Louise wanted a familiar that would be better than everyone else's... Would an unstoppable, unyielding, unrelenting, unrestrained, unforgiving, rip-and-tearing Demon Slayer suffice?
Crossover - Doom & Familiar of Zero - Rated: T - English - Supernatural/Adventure - Chapters: 3 - Words: 8,841 - Reviews: 28 - Favs: 79 - Follows: 121 - Updated: 7/23 - Published: 7/1
Knee Deep in the Dead by Bazzano03 reviews
It's been eight months since John Grimm came back from Olduvai and he's now part of the team that has gone to the Phobos, can he, Sam Grimm, Fly Taggert, and Arlene Sanders make it out alive or will they fall victim to the hell that has been unleashed on the moon's of Mars.
Crossover - Doom & Doom - Rated: T - English - Horror/Sci-Fi - Chapters: 3 - Words: 15,488 - Reviews: 3 - Favs: 2 - Follows: 1 - Updated: 7/20 - Published: 11/16/2014 - Arlene S., Flynn T.
Journey from The Abyss by Your Grandaddy
Enter the mind of a early-retired U.N.S.C. marine turned U.A.C. security division leader, attempting to save as many as possible on his path stretching throughout the razed Mars installation. Will his decisions cost himself his life? The life of his wards? [I apologize if this seems a bit slow or if the writing has some errors. This is my second story so far. Still experimenting.]
Crossover - Doom & Halo - Rated: T - English - Sci-Fi/Supernatural - Chapters: 1 - Words: 438 - Favs: 1 - Follows: 1 - Published: 6/27
Metroid Origins: The Chozo Part One by VirginitySwiper234 reviews
Samus' starting journey and more information on the Chozo life
Crossover - Metroid & Doom - Rated: K - English - Drama - Chapters: 4 - Words: 2,597 - Reviews: 5 - Favs: 3 - Follows: 3 - Updated: 6/24 - Published: 7/29/2015 - Samus A., Ridley, Doomguy
IS: Inferno by Ikari no Ryujin reviews
En este mundo los IS no se usan solo para concursos o juegos, sino para combatir algo que amenaza a la humanidad entera. Ichika es el único hombre que puede usar un IS, pero no le dan uno. En cambio, le dan lo que fue la base para los Is, y que aparentemente solo el puede usar.
Crossover - Infinite Stratos/IS<インフィニット・ストラトス> & Doom - Rated: T - Spanish - Supernatural/Humor - Chapters: 5 - Words: 28,761 - Reviews: 69 - Favs: 49 - Follows: 52 - Updated: 6/23 - Published: 12/10/2016 - Ichika O., Houki S., Chifuyu O., Charlotte D./Charles
The Ethereal Shard - CHAPTER 1: Expelled by ShadesMan reviews
When the 4th dimension itself is threatened with Armageddon, The Shadesman must enter the Star Ocean and use his Ethereal Shard to find the prophesied 'Slayer' to save everyone. Perhaps one called 'The Hero of Light' might fit the bill, or perhaps not. Or maybe it's Ashton Anchors? And, how does Samuel Hayden fit into all of this? Shades investigates! Utilizes 'Storyplay' format.
Crossover - Star Ocean & Doom - Rated: T - English - Humor/Adventure - Chapters: 1 - Words: 1,041 - Reviews: 3 - Published: 5/28 - Albel N., Ashton A., Claude C.K., Rena L.
UnderDoom by AgitatingSkeleton reviews
The Underground gets one Hell of a newcomer. Follow the Doom Slayer on his path to escape the Underground, meet new friends, and make pasta. Uses elements from both the 1993 Doomguy and the 2016 Doom Slayer. Rated T because, duh, Doomguy.
Crossover - Doom & Undertale - Rated: T - English - Chapters: 9 - Words: 26,279 - Reviews: 180 - Favs: 126 - Follows: 147 - Updated: 5/26 - Published: 1/9
Tales of Berseria x DOOM Challenge by Nerf585 reviews
Here's another to add to the trio. As usual, hope you enjoy and PM if ya decide to accept
Crossover - Doom & Tales of Berseria - Rated: T - English - Chapters: 1 - Words: 69 - Reviews: 3 - Follows: 1 - Published: 5/19 - Complete
Rise of the Doom Slayer by Nightmare723764 reviews
A plot bunny that wouldn't leave me alone since Doom came out. More details inside since I such at summaries.
Crossover - Buffy: The Vampire Slayer & Doom - Rated: T - English - Horror/Supernatural - Chapters: 1 - Words: 427 - Reviews: 1 - Favs: 8 - Follows: 8 - Published: 5/10 - Buffy S., Doomguy
OssCrover of Dom: DEATH OF LIFE OR DEATH by PetitChouLoup reviews
Is time for meeting of heroes of two of the Doom and the life of Half!
Crossover - Half-Life & Doom - Rated: T - English - Adventure/Sci-Fi - Chapters: 1 - Words: 5,245 - Reviews: 2 - Published: 5/5 - Complete
Doom: Grimm Tales of Vale by N-Sight reviews
Tyler Wells, an elite marine on the UAC Mars base, has been warped away from his world by absorbing a strange form of Argent Energy. This places him in Vale, forcing him to adapt his weapons to fight off Grim and help Teams RWBY and JNPR through their first year at Beacon Academy. As the year goes by, one question lingers: Who is this Team TEAL? Rated T just in case.
Crossover - Doom & RWBY - Rated: T - English - Adventure - Chapters: 20 - Words: 75,829 - Reviews: 49 - Favs: 99 - Follows: 125 - Updated: 4/29 - Published: 5/23/2016 - OC, Ozpin, Team RWBY, Team JNPR
The Ninja Slayer by YA BOI CHIN CHIN reviews
Doomguy finds himself in a familiar world, but all is not what it seems. He's in the elemental nations. How will Doom-slayer go against the Ninjas?
Crossover - Doom & Naruto - Rated: T - English - Horror/Western - Chapters: 1 - Words: 1,095 - Reviews: 12 - Favs: 9 - Follows: 13 - Published: 4/25 - Doomguy, Mecha-Naruto
RWBY: To Hell And Back by That Random Demon reviews
A strange signal is sent out from the Phobos Moon Base. A team is sent there, and contact is lost. Another pair of teams follow. Watch their story unfold as they dive into the depths of Hell itself. But where they will go, no gods can help them now... (Rated T for Violence, Gore, and Death. Rating may change.)
Crossover - Doom & RWBY - Rated: T - English - Horror/Sci-Fi - Chapters: 7 - Words: 22,401 - Reviews: 10 - Favs: 11 - Follows: 10 - Updated: 4/21 - Published: 3/4 - OC, Team RWBY, Team JNPR, Team CFVY
Galaxy Angel III - Rise Of The Demons by StevieBond reviews
Sequel to the Galaxy Angel II Retold Trilogy. Much time has passed since the Will army were defeated and peace was restored in NEUE. Arnold is now commander of a new flagship sent to the galaxy of PHOS, along with his old comrades. Their mission is to assist the UAC in the investigation on two moons where there are rumors of gateways that may lead to a trip to hell.
Crossover - Doom & Galaxy Angel - Rated: T - English - Sci-Fi/Supernatural - Chapters: 14 - Words: 35,160 - Reviews: 1 - Published: 4/20 - Doomguy, OC - Complete
Doodles of WriterWrites by JustABugze reviews
Hello, I am ReaderReads... turning over a new leaf! Welcome to the wonderful doodles of WriterWrites!
Crossover - Aliens/Predator & Doom - Rated: T - English - Sci-Fi/Fantasy - Chapters: 3 - Words: 796 - Reviews: 2 - Published: 4/3
Dreams of Fire by LegoKid343 reviews
After stopping the forces of Hell on Mars, the Marine finds himself having to deal with a new set of nightmares in Anduranna...
Crossover - Doom & DreamKeepers - Rated: T - English - Adventure/Supernatural - Chapters: 1 - Words: 412 - Reviews: 1 - Published: 3/22 - J. Kane, E. Swann
Alegaisia, meet the Doom Slayer by rocketmce reviews
When you get sent to another world, and come face to face with an evil king, with a voice in your head, and a shotgun in your hands, I think you'd so the same as me. (one-shot)
Crossover - Doom & Inheritance Cycle - Rated: T - English - Fantasy - Chapters: 1 - Words: 769 - Reviews: 4 - Favs: 10 - Follows: 3 - Published: 3/6 - Doomguy - Complete
Remnant's Fate: Doom? by JustTooMany reviews
Things have been pretty tame here on remnant lately. Peace with a little bit of a crime spree and terrorist activity mixed in. I was thinking that it's 'bout time that changed? Today we send; The slayer, the super soldier, the bounty hunter, and the assassin. Four deadly warriors. One goal. "You all thinking what I'm thinking?" "Time to blow shit up?" "Yup" "..." "Heh. Show time"
Crossover - Doom & RWBY - Rated: T - English - Sci-Fi/Adventure - Chapters: 2 - Words: 8,436 - Reviews: 20 - Favs: 43 - Follows: 62 - Updated: 2/19 - Published: 12/26/2016
Semper Fi by LegoKid343 reviews
After stopping the invasion of hell itself, both Earth and Mars are safe. However, the Marine who saved everything now finds himself on another world in the face of danger yet again. It's a going to be a long mission.(Title Changed)
Crossover - Sonic the Hedgehog & Doom - Rated: T - English - Adventure/Supernatural - Chapters: 2 - Words: 1,296 - Reviews: 6 - Favs: 5 - Follows: 7 - Updated: 12/23/2016 - Published: 4/1/2016 - Sonic, J. Kane
Dreams of Redemption by LegoKid343 reviews
After fighting hordes of demons and being teleported by Samuel Hayden, the Doom Slayer must now face the nightmares that have returned to destroy what remains of the DreamKeepers.
Crossover - Doom & DreamKeepers - Rated: T - English - Adventure/Supernatural - Chapters: 1 - Words: 318 - Reviews: 2 - Follows: 2 - Published: 12/15/2016 - Doomguy, OC
Halo: Awakening by De4thknight reviews
Master Chief and Cortana ends up being caught in the center of a fight between the UAC on planet Argent and the Covenant Remnants, leading the covenant here by a being disguised as a Promethean who wishes to get to this planet and reach to this gate which might end up bringing hell to both races. If Chief doesn't stop him then he will bring an army worst than the Flood.
Crossover - Doom & Halo - Rated: T - English - Supernatural/Horror - Chapters: 13 - Words: 39,734 - Reviews: 18 - Favs: 16 - Follows: 16 - Updated: 12/10/2016 - Published: 10/9/2016 - Master Chief/John-117, SPARTAN-B312/Noble Six, Rookie, OC - Complete
Danganropa Doom by Hope The Victor reviews
Among a broken world in a despair apocalypse one marine frees himself with a special gift and will go and change it into hope. He will fight his way through the Remnants and cure them. To do that, he has to FIght Like Hell. Based on Danganopa and 2016s DOOM.
Crossover - Doom & Dangan Ronpa Kibou no Gakuen to Zetsubou no Koukousei - Rated: T - English - Adventure/Drama - Chapters: 5 - Words: 10,748 - Reviews: 6 - Favs: 9 - Follows: 8 - Updated: 11/26/2016 - Published: 11/22/2016 - Complete
Nisekoi: Knee Deep in Death and Evil by Needle Gunner reviews
Lance Corporal Raku Ichijou and company went into Phobos to investigate a portal experiment gone wrong. Little did he know that he would be in for the fight of his life. How will this idiot bean sprout of a space marine survive against the forces of Hell? And how will his beloved Chitoge deal with the stress of not being able to hear from him? T rating temporary, I only own my OCs.
Crossover - Doom & Nisekoi/ニセコイ - Rated: T - English - Sci-Fi/Supernatural - Chapters: 4 - Words: 25,605 - Reviews: 5 - Favs: 3 - Follows: 4 - Updated: 11/26/2016 - Published: 11/4/2016 - [Raku I., Chitoge K.] Doomguy, OC
Slayer's Testament by beitrik reviews
The Incubators create warriors, but their contracts always came at a cost. Doomguy origin story (Doom 2016)
Crossover - Doom & Puella Magi Madoka Magica/魔法少女まどか★マギカ - Rated: T - English - Tragedy - Chapters: 4 - Words: 3,566 - Reviews: 6 - Favs: 7 - Follows: 6 - Published: 9/14/2016 - Doomguy, Kyubey - Complete
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