George Fisher

George "Corpsegrinder" Fisher (born July 8, 1969) is the American vocalist for the American death metal band Cannibal Corpse and the lesser-known melodic death metal band Paths of Possession. He is also known as the voice of the Metal Masked Assassin on Metalocalypse. He was also the inspiration for Nathan Explosion's character in both appearance and voice.

Metalocalypse episodes
George Fisher has done voices for several Metalocalypse episodes:
 * "Go Forth and Die" as Dimmu Burger Customer
 * "Bluesklok" as Depressed Fool's Cap Hippie
 * "Dethkids" as Football player
 * "The Metalocalypse Has Begun as Metal Masked Assassin
 * "Dethvengeance" as Metal Masked Assassin
 * "The Revengencers" as Metal Masked Assassin
 * "Dethrelease" as Metal Masked Assassin
 * "Bookklok" as Metal Masked Assassin
 * "Church of the Black Klok" as Metal Masked Assassin
 * "Metalocalypse: The Doomstar Requiem" as Metal Masked Assassin

Dethklok albums
As a result of lending voice work for Metalocalypse: The Doomstar Requiem, Fisher appears on the soundtrack album for the special.
 * The Doomstar Requiem
 * "Magnus and the Assassin"
 * "En Antris et Stella Fatum Cruenti"
 * "Morte Lumina"