Answer a ringing phone

Drop in on an old friend

There is only one way in

Save the damsel, but is she in distress?

Complete story mode on Normal difficulty

KO all the henchmen celebrating your arrival at the party

Solve 40% of Riddler challenges

Venture into Killer Croc's lair and come out alive

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

Defeat two Titan Henchmen at once

Capture and lock up Harley Quinn

Face your biggest fears and keep your sanity

Defeat Bane