1. One of the most bad-ass demon slayers/killers to ever be brought forth into fucking existence.
2. Usually refers to your death multiplied by a very large number. If someone uses this phrase in a sentence, it means they are located within Hell in its deepest, darkest, and hottest pit, and still sensed you shit your pants.
Ok, Kyle ; (... I see how you want to go at it. Man, fuck super saiyan, prepare to face the wrath of the Doom Slayer, fool...