User:FireChief420

DOOM Guy

 * B.J. Blazkowicz (DOOM RPG Guy)
 * Flynn Taggart (DOOM Novels Guy)
 * Doom (character) (Quake III DOOM Guy)
 * John Grimm (Karl Urban Guy)
 * Doom Slayer (DOOM Guy Guy)

Knee-Deep in the Dead

 * Zombieman
 * Shotgun Guy
 * Asher Mahonin (The Rock Guy)
 * Imp
 * Demon
 * Spectre
 * Baron of Hell

The Shores of Hell

 * Lost Soul
 * Cacodemon
 * Cyberdemon

Inferno

 * Spiderdemon

DOOM II

 * Marine Corporal (DOOM Guy)
 * Stan Blazkowicz (DOOM Guy)
 * Phobos (character) (Quake III DOOM Guy)
 * Heavy Weapon Dude
 * Hell Knight
 * Revenant
 * Mancubus
 * Arachnotron
 * Pain Elemental
 * Arch-Vile

Final Doom

 * Marine Commander (DOOM Guy)