Rescue the third hostage from Riddler

Defuse all bombs in 3 minutes or less

Find a way into the secret base

Rescue the second hostage from Riddler

Reached Level 40

String up one henchman and drop him to surprise a second (any play mode)

Solve every riddle on the island

Solve 70% of Riddler challenges

KO all the henchmen celebrating your arrival at the party

You found all the Cultural Insights in Nuna's Village.

Win all the events and beat all the Roaming Racers in the game

Hit 240 mph using any car

Defeat Hazard Company league boss Holtzman