Korny21 has seen 76 bands.

Band Concerts Seen
  Korn 4 concerts
  Carcass 2 concerts
  Cephalic Carnage 2 concerts
  KISS 2 concerts
  Alesana 1 concert
  Allah-Las 1 concert
  AlunaGeorge 1 concert
  Angra 1 concert
  Animals as Leaders 1 concert
  Annihilator 1 concert
  Arch Enemy 1 concert
  A Silent Film 1 concert
  Attila 1 concert
  Avenged Sevenfold 1 concert
  Breakbot 1 concert
  Brujeria 1 concert
  Caveman 1 concert
  Chevelle 1 concert
  Christian Death 1 concert
  Cloves 1 concert
  Courtney Barnett 1 concert
  Deftones 1 concert
  Deicide 1 concert
  Delorentos 1 concert
  DevilDriver 1 concert