Beat the first set of levels

Beat four sets of levels

Beat eight sets of levels

Beat twelve sets of levels

Finish the main game

Beat the set of 8 procedurally generated levels

Beat the set of 12 procedurally generated levels

Beat the first inverted challenge without using a retry

Beat the final inverted challenge without using a retry

Beat 8 levels in a row in single player without using a retry

Beat 16 levels in a row in coop without both using a retry

Beat the 64 normal levels in one sitting, alone, while in coop-mode (other player must not move or help)

Beat the first inverted challenge

Beat the final inverted challenge