Destroy a Jet Soldier's foot thruster 5 times in Campaign or Escalation.

Complete To the Core on any difficulty.

Stop all assaults in Arkham City

Surpass the rank of Amateur.

View one ending in Arcade mode.

Win a match without calling your partners or switching out. (Arcade/online only)

Participate in any mode online.

Win a match without blocking. (Arcade/online only)

Drop in on an old friend

Reunite the separated couple

Collect enough evidence to locate the gun for hire

Answer the call for help