Solve 5% of Riddler challenges

Escape from Intensive Treatment to the island surface

Rescue the guards and henchman from the Joker toxin in Decontamination

Complete a combo of 5 moves (any play mode)

Find all of the Wanted posters.

Kill five enemies in rapid succession with a headshot.

Drive at least thirty different vehicles.

Sell five vehicles to Derek at the dock.

Keep any vehicle at thirty mph or over for five more minutes.

Finish What you started.

Finish the story on hard difficulty level.

Sell five vehicles to Mike Bruski at the scrapyard.