Dethklok is both a virtual band featured in the Adult Swim animated program Metalocalypse and a real band created to perform the band's melodic death metal music in live shows. Both bands were created by Brendon Small and Tommy Blacha. The music heard on Metalocalypse is performed by Brendon Small, with others needed for live concerts and albums.

Dethklok is both a virtual band featured in the Adult Swim animated program Metalocalypse and a real band created to perform the band's melodic death metal music in live shows. Both bands were created by Brendon Small and Tommy Blacha. The music heard on Metalocalypse is performed by Brendon Small, with others needed for live concerts and albums.