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Season 1 - Aug. 06, 2006
Season 2 - Sep. 23, 2007
Season 3 - Nov. 08, 2009
Season 4 - Apr. 29, 2012

Metalocalypse Season 1 Episode 20
HD
Overview:
Dethklok receives death threats from fans right before the first live performance of Dethwater. Krosier and Ravenwood attempt to take Dethklok out, with the help of an old enemies brother… With the secret army on the horizon waiting for the right moment to strike, will Dethklok make it through this?