Solve 10% of riddler challenges

Escape from Intensive Treatment to the island surface

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

Rescue the guards and henchman from the Joker toxin in Decontamination

Complete a combo of 20 moves (any play mode)

Complete a combo of 5 moves (any play mode)

Complete Chapter 16.

Complete Chapter 15.

Receive a letter from an angel.

Complete all pull-up challenges.

Complete Chapter 13.

Complete Chapter 11.

Become a member of every faction