Solve 10% of Riddler challenges

Survive the nightmare of the Scarecrow's fear gas

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

Even The Odds.

Escape from Intensive Treatment to the island surface

Take down Zsasz in the Patient Pacification Chamber

Complete a combo of 5 moves (any play mode)

Complete the Prologue.

Make a delivery to Tucker or Copeland

Upgrade either your Health, Stamina, or Focus for the first time

Get out of Crazy Willie's