Complete story mode on Easy difficulty

Complete a combo of 20 moves (any play mode)

Venture into Killer Croc's lair and come out alive

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

Solve 25% of riddler challenges

Complete a combo of 10 moves (any play mode)

Face your biggest fears and keep your sanity

Solve 10% of riddler challenges

Survive the nightmare of the Scarecrow's fear gas

Save all the doctors in medical

Survive the onslaught from the deformed Joker henchman

Take down Zsasz in the Patient Pacification Chamber

You repo'd a car and raced it through the heart of a sun-soaked metropolis.