The Doom Slayer

= NOTICE: This is a random guy I created for the sole purpose of the ultimate battle. Add more to him, heck. Make him an actual OC that is op, but not to op =
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Doom Guy Slayer is from another franchise that ended up here in the Undertale AU Fannon; Now, he rips and tears individuals and joined the final battle.
== Backstory ==
The Doom Slayer saw a portal, he walked through the portal and there he saw hundreds of "things"
He saw skeletons, he saw people, he saw meat Doritos, he saw a dog floating in the air with eyes of pure white.
The Doom Slayer was confused, though it wasn't that different than what he had fought "at home". 
He loaded all his weapons, He drew The Crucible, glowing with argent energy.
"RIP AND TEAR UNTIL IT IS DONE"
He begins to say the following words...
Shotgun shells are red...
Demons are nocturnal...
Halo might be infinite...
BUT DOOM IS ETERNAL!
He charges into battle, too angry to die. 
== Profile ==
=== Personality ===
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=== Appearance ===
He looks like Doom Guy
== Powers/Abilites ==
Absolute Immortality: His immortality is at an absolute level.
Eternal Existence: ????????
He can lift 400 quintillion tons with his maximum effort . Its punch force reaches 33 quadrillion tons Otherworldly Essence: Overrides any ability to modify code, as he came from a completely different universe.
Creative Essence: Can create any object with the power of mods.
Destructive Essence: His overwhelming power allows him to destroy anything.
Safeguard Override: Overrides all protections against anything, besides his protections.
Shotgun Blaster: Summons shotguns which act like Gaster Blasters.
Otherworldly Attacks: Can use, summon and consume anything from his home universe. 
Speedrunning: Can complete any task in the blink of the eye by harnessing the power of those who speedrun DOOM. 
== Relationships ==
=== The Infinity Spaghetti Man(Enemies) ===
Is after his minions
== Trivia ==
* He is DOOM GUY
* This falls into Public Domain