The third season of the animated show Metalocalypse originally aired on Adult Swim from November 8, 2009 to October 24, 2010 with 10 episodes. The show follows virtual death metal band Dethklok. This season featured a 21 minute runtime.
After the attack on Mordhaus, Dethklok is left without a manager and plagued by greedy record execs and forced to face the brutality of the slumping economy while dabbling in interior design. Will they spend everything and sign a deal that will render them powerless? Or worse, will they allow Murderface to turn the living room into an Arizona-styled sandscape?
Dethklok joins their own Dethklok tribute band as a last ditch effort to connect with their rock and roll roots.
After a near-death experience, Dethklok realizes they would rather be sick and not know then face the brutality of going to a doctor. After home remedies including drinking bleach, Dethklok learns that their ultimate fear will be realized, one of them has a terminal illness. Meanwhile Nathan tries to brave the brutality of going to the dentist and Murderface faces the possibility of being gay after accidentally ejaculating on a doctors face.
Dethklok must experience the ultimate brutality of the Holiday season; spending time with their MOTHERS. Meanwhile Murderface ringleads the ultimate Christmas special that ends up being backed by the Christian church. And a particular ROCK AND ROLL clown makes a holiday appearance.
After an onslaught of paternity suits, Skwisgaar realizes he will never change until he quits the band to find his father who abandoned him before birth. Meanwhile, Dethklok realizes they all have father abandonment issues and Murderface decides to repair the damages by appointing himself "Band Father."
Toki falls head over heals for a girl he meets online. When things sour he tries to break it off and instead has to bear the brutality of being her date at her father's vegan funeral in 110 degree heat. Meanwhile Nathan experiences the brutality of dating a performance artist. And Murderface must attend a sexual harassment seminar after trying to match Skwisgaar's sexual prowess.
Murderface wants the easy life but still wants all the rewards. After the band decides to kick him out for making their jobs more difficult, Murderface realizes the EASIEST way to make BIG money is to start his own label.
After Drunk driving HOVER DRUMS and causing billions in damage Pickles the drummer is thrown into rehab and his worst nightmares are realized when he is replaced- by a drum machine.
Toki tries to turn the life of his rock-and-roll clown friend, Dr. Rockzo, around by investing Dethklok's vacation fund. Everything goes smoothly until the media peers into Rockzo's past and discovers the clown's darkest secret.
While Dethklok's manager, Charles Offdensen, is absent cleaning up hundreds of problems caused by the band, Dethklok double books a gig--between Syria and Israel on the same day.