Complete story mode on Normal difficulty

KO all the henchmen celebrating your arrival at the party

Complete a combo of 20 moves (any play mode)

Solve 40% of riddler challenges

Conquer the effects of the Scarecrow's fear gas

String up one henchman and drop him to surprise a second (any play mode).

Solve 25% of riddler challenges

Face your biggest fears and keep your sanity

Gain access to Administration after it is locked down by the Joker

Defeat Bane

Save all the doctors in medical

Escape from Intensive Treatment to the island surface

Rescue the guards and henchman from the Joker toxin in Decontamination