Steal the score of a lifetime

Time is running out

Solve the first riddle

Uncover the secret of Arkham City

Last man standing

Drop in on an old friend

There is only one way in

Answer a ringing phone

Save the damsel, but is she in distress?

Complete story mode on Normal difficulty

KO all the henchmen celebrating your arrival at the party

Defeat the giant Titan Ivy plant

Venture into Killer Croc's lair and come out alive