Find every pickup and detective case
Obtain all batsuits attainable through gameplay
Defuse all Joker presents
Rescue all Penguin hostages
Defeat Grundy using the Shock Batarang and water
Get a 100 hit combo
Defeat Catwoman
Disarm all Black Mask junction boxes
Complete all detective cases
Find all armor upgrades
Unlock the Zombie Suit
Find and destroy all Penguin bird cages
Find all RUSH upgrades
Defeat Black Mask
Find and destroy all of Black Mask's masks
Get a 50 hit combo
Defeat Penguin
Perform 20 stealth takedowns
Find all gauntlet upgrades
Defeat Joker
Die from inhaling gas
Defeat Solomon Grundy
Find and destroy all Joker teeth
Defeat Deadshot
Beatdown 10 thugs
Complete your first detective case
Get a 25 hit combo
Defeat Bronze Tiger
Get a 12 hit combo
Catch Catwoman in Gotham City