Hit an AI character up in the air and punch him before he lands

Change the radio station

Stop and look at a Telephone Box in Scotland.

Piece together Riddler Trophy, Cube and Cane in Riddler case file

Identify the witness

Unlock access to the Batcave

Finish 'Final Inferno'

Finish 'Mines of Death'

Dual wield Revolvers

Have picked up all weapons

Complete a Tour Event with the maximum number of available Stars.

Beat your first Face-Off.