Metalocalypse (2006)

Episode Overview

While performing a long-lost melody that hasn't echoed for millennia, the band inadvertently rouses a fierce Nordic lake troll. Faced with this formidable creature, they must quickly craft the very first death metal lullaby to lull the beast back into a deep sleep. As they race against time, their musical creativity is put to the ultimate test in a battle of riffs and rhythms to save themselves and restore peace.