Korny21 has seen 135 bands.

Band Concerts Seen
  Korn 4 concerts
  Capital Cities 2 concerts
  Carcass 2 concerts
  Cephalic Carnage 2 concerts
  Disturbed 2 concerts
  Inspector 2 concerts
  KISS 2 concerts
  Agora 1 concert
  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
  Aterciopelados 1 concert
  Attila 1 concert
  Avenged Sevenfold 1 concert
  Belanova 1 concert
  Black Coffee 1 concert
  Blond:ish 1 concert
  Breakbot 1 concert
  Brujeria 1 concert
  CA7RIEL 1 concert