Save the damsel, but is she in distress?

Spirit of Amadeus Arkham revealed

Solve 85% of riddler challenges

Complete story mode on Normal difficulty

KO all the henchmen celebrating your arrival at the party

Ride Titan henchman and knock down 10 thugs (any play mode)

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

Conquer the effects of the Scarecrow's fear gas

Defeat two Titan Henchmen at once

Solve 40% of riddler challenges

Capture and lock up Harley Quinn

Save Dr. Young from being killed by Victor Zsasz

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