Solve 40% of Riddler challenges
Unlocked: 03 Nov 2009 15:05:17
Solve 55% of Riddler challenges
Unlocked: 03 Nov 2009 15:05:17
Solve 70% of Riddler challenges
Unlocked: 03 Nov 2009 15:05:17
Solve 85% of Riddler challenges
Unlocked: 03 Nov 2009 15:05:17
Solve Arkham's biggest mystery
Unlocked: 03 Nov 2009 15:05:17
100% Complete
Unlocked: 03 Nov 2009 15:05:17
Achieve 16 medals on predator challenges
Unlocked: 03 Nov 2009 15:05:16
Achieve 24 medals on predator challenges
Unlocked: 03 Nov 2009 15:05:16
Complete one predator challenge by using only Silent Takedowns and without being detected
Unlocked: 03 Nov 2009 15:05:16
Complete one combat challenge without taking damage
Unlocked: 03 Nov 2009 15:05:16
Solve every riddle on the island
Unlocked: 03 Nov 2009 15:05:16
Solve 5% of Riddler challenges
Unlocked: 03 Nov 2009 15:05:16
Solve 10% of Riddler challenges
Unlocked: 03 Nov 2009 15:05:16
Solve 25% of Riddler challenges
Unlocked: 03 Nov 2009 15:05:16
Complete a combo of 5 moves (any play mode)
Unlocked: 03 Nov 2009 15:05:15
Complete a combo of 10 moves (any play mode)
Unlocked: 03 Nov 2009 15:05:15
Perform a perfect combo including all of Batman's combat moves (any play mode)
Unlocked: 03 Nov 2009 15:05:15
Ride a beast and unleash its power
Unlocked: 03 Nov 2009 15:05:15
Achieve 8 medals on combat challenges
Unlocked: 03 Nov 2009 15:05:15
Achieve 16 medals on combat challenges
Unlocked: 03 Nov 2009 15:05:15
Achieve 24 medals on combat challenges
Unlocked: 03 Nov 2009 15:05:15
Achieve 8 medals on predator challenges
Unlocked: 03 Nov 2009 15:05:15
Bigger Bang
50Complete story mode on Normal difficulty
Unlocked: 03 Nov 2009 15:05:14
Biggest Bang
50Complete story mode on Hard difficulty
Unlocked: 03 Nov 2009 15:05:14
Party Pooper
10Time to break up this party
Unlocked: 03 Nov 2009 15:05:14
Complete a combo of 20 moves (any play mode)
Unlocked: 03 Nov 2009 15:05:14
Complete a combo of 40 moves (any play mode)
Unlocked: 03 Nov 2009 15:05:14
Glide continuously for over 100m
Unlocked: 03 Nov 2009 15:05:14
String up one henchman and drop him to surprise a second (any play mode)
Unlocked: 03 Nov 2009 15:05:14
Mano-A-Mano
10Take on a beast in hand to hand combat
Unlocked: 03 Nov 2009 15:05:14
Catch!
5Catch a Batarang (any play mode)
Unlocked: 03 Nov 2009 15:05:14
Take down Zsasz in the Patient Pacification Chamber
Unlocked: 03 Nov 2009 15:05:13
Rescue the guards and henchman from the Joker toxin in Decontamination
Unlocked: 03 Nov 2009 15:05:13
Survive the onslaught from the deformed Joker henchman
Unlocked: 03 Nov 2009 15:05:13
Escape from Intensive Treatment to the island surface
Unlocked: 03 Nov 2009 15:05:13
Save all the doctors in Medical
Unlocked: 03 Nov 2009 15:05:13
Survive the nightmare of the Scarecrow's fear gas
Unlocked: 03 Nov 2009 15:05:13
Defeat Bane
Unlocked: 03 Nov 2009 15:05:13
Gain access to Arkham Mansion after it is locked down by the Joker
Unlocked: 03 Nov 2009 15:05:13
Face your biggest fears and keep your sanity
Unlocked: 03 Nov 2009 15:05:13
Save Dr. Young from being killed by Victor Zsasz
Unlocked: 03 Nov 2009 15:05:13
Capture and lock up Harley Quinn
Unlocked: 03 Nov 2009 15:05:13
Defeat two Titan Henchmen at once
Unlocked: 03 Nov 2009 15:05:13
Conquer the effects of the Scarecrow's fear gas
Unlocked: 03 Nov 2009 15:05:13
Venture into Killer Croc's lair and come out alive
Unlocked: 03 Nov 2009 15:05:13
Defeat the giant Titan Ivy plant
Unlocked: 03 Nov 2009 15:05:13
Big Bang
50Complete story mode on Easy difficulty
Unlocked: 03 Nov 2009 15:05:13