Entropy86 has seen 50 bands.

Band Concerts Seen
  Creeper 2 concerts
  Green Day 2 concerts
  Lostprophets 2 concerts
  Muse 2 concerts
  The Blackout 2 concerts
  Alkaline Trio 1 concert
  All Time Low 1 concert
  Anti-Flag 1 concert
  Armor for Sleep 1 concert
  Biffy Clyro 1 concert
  Billy Talent 1 concert
  Broadway Calls 1 concert
  Chiodos 1 concert
  Cobra Starship 1 concert
  Envy On the Coast 1 concert
  Finch 1 concert
  Four Year Strong 1 concert
  Frank Turner 1 concert
  Funeral for a Friend 1 concert
  Glassjaw 1 concert
  Hard-Fi 1 concert
  Hexes 1 concert
  Jimmy Eat World 1 concert
  Joan Jett & The Blackhearts 1 concert
  Kids In Glass Houses 1 concert