Jump off the tallest building in Arkham City and glide for 1 minute without touching the ground.

Complete a combo of 50 moves (any play mode, any character)

Stop the contract operative

Collect enough evidence to locate the gun for hire

Stop all assaults in Arkham City

Retrieve your stolen goods

Collect all of Batman's gadgets and upgrades

Complete all augmented reality training exercises

Rescue the third hostage from Riddler

Rescue the first hostage from Riddler

Stop the phone booth killer

Answer the call for help

Don't look down