Venture into Killer Croc's lair and come out alive

Solve 55% of riddler challenges

Glide continuously for over 100m

Capture and lock up Harley Quinn

Face your biggest fears and keep your sanity

Complete a combo of 10 moves (any play mode)

Defeat Bane

Save all the doctors in medical

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

Escape from Intensive Treatment to the island surface

Rescue the guards and henchman from the Joker toxin in Decontamination

Complete a combo of 5 moves (any play mode)

Chain the maximum number of combos together in one go.