Complete Stage 1 of Arcade Mode (any difficulty)
Complete Stage 2 of Arcade Mode (any difficulty)
Complete Stage 3 of Arcade Mode (any difficulty)
Complete Stage 4 of Arcade Mode (any difficulty)
Complete Stage 5 of Arcade Mode (any difficulty)
Complete Stage 6 of Arcade Mode (any difficulty)
Complete Stage 7 of Arcade Mode (any difficulty)
Win a round without receiving any damage in Arcade Mode (any difficulty)
Destroy all of an opponent's barriers while playing Arcade Mode or Offline Versus
Turn small by being attacked (ie, by Amy's+P, etc) in Arcade Mode or Offline Versus
Fight a mirror match in Arcade Mode or Offline Versus