Centered on a quasi-fictitious death metal band Dethklok, the animated series Metalocalypse provided a sense of community for many young metalheads when it appeared as part of Cartoon Network's Adult Swim programming from 2006 to 2013. Set in a futuristic world where death metal rules the world and Dethklok reigns supreme, Metalocalypse was one of their only exposures to the broader metal world for many young metalheads — at least for those who didn't start their own bands — until they grew up and moved out of their mom's basement...