Dominated by metal bands (mostly death metal) but will also have plain metal, heavy metal, and nu-metal. Most bands are todays metal (i.e. no Metallica, Iron Maiden, etc.)
Some bands that have appeared at Mayhem are Slayer, Korn, Lamb of God, All That Remains, Disturbed, Slipknot, Cannibal Corpse, 3 Inches of Blood and tons more.
Guy2: Hell yeah! Mayhem fucking rules!! Man, Ozzfest is looking dead now.