We are legion

Stop the phone booth killer

Perform a perfect combo including all of Batman's combat moves (any play mode)

Last man standing

Rescue the second hostage from Riddler

Solve the first riddle

There is only one way in

Complete all augmented reality training exercises

Save the medical volunteers

Find someone to play remote Batarang catch with

Save the damsel, but is she in distress?

Become the Bat