Complete one combat challenge without taking damage

Solve 55% of riddler challenges

Complete story mode on Easy difficulty

Complete a combo of 40 moves (any play mode)

Complete a combo of 20 moves (any play mode)

Venture into Killer Croc's lair and come out alive

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

Defeat Bane

Survive the nightmare of the Scarecrow's fear gas

Solve 5% of riddler challenges