The Apocalypse has come... Millions of demons and monsters emerge from the earth, destroying everything on their wake. Xavier, the most popular (and most evil) Death Metal rock band around the world, might be the only hope for the mankind... Or the only nightmare for the devils! As the most evil existence in the universe, You must find your way to enter hell, defeat the evil's minions, prove you are the true lord of all evil! You have to defeat waves of monsters in each stage. They are getting stronger, but you can collect fanatic energy to summon or enhance your fans, or buy powerful music equipments for the band. Build your own dark army and destroy them all!