Complete one combat challenge without taking damage (any character)

Complete all 40 of the Catwoman Riddler grid items

Track down the serial killer

Find someone to play remote Batarang catch with

Rescue the fifth hostage from Riddler

Andrew has a good relationship with all characters

Saved Daniel

Found all of the white framed Pictures

Maximized Daniel and Taylor's Relationship

Completed the prologue

Clock up 1 hour total time falling

Use 5 different Quickfire gadgets in one fight (any play mode)

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