Achieve 24 medals on predator challenges
Unlocked: 21 Jun 2011 01:12:13
100% Complete
Unlocked: 21 Jun 2011 01:12:13
Achieve 16 medals on predator challenges
Unlocked: 20 Jun 2011 22:31:02
Complete one predator challenge by using only Silent Takedowns and without being detected
Unlocked: 20 Jun 2011 07:04:36
Achieve 8 medals on predator challenges
Unlocked: 20 Jun 2011 05:59:55
Achieve 24 medals on combat challenges
Unlocked: 20 Jun 2011 05:19:05
Achieve 16 medals on combat challenges
Unlocked: 20 Jun 2011 04:02:56
Perform a perfect combo including all of Batman's combat moves (any play mode)
Unlocked: 20 Jun 2011 03:53:19
Mano-A-Mano
10Take on a beast in hand to hand combat
Unlocked: 20 Jun 2011 03:50:40
Achieve 8 medals on combat challenges
Unlocked: 20 Jun 2011 03:41:53
Solve Arkham's biggest mystery
Unlocked: 19 Jun 2011 10:12:09
Solve every riddle on the island
Unlocked: 19 Jun 2011 10:01:07
Solve 85% of Riddler challenges
Unlocked: 18 Jun 2011 07:23:58
Glide continuously for over 100m
Unlocked: 18 Jun 2011 06:24:51
Solve 70% of Riddler challenges
Unlocked: 18 Jun 2011 01:54:52
Solve 55% of Riddler challenges
Unlocked: 18 Jun 2011 00:06:40
Complete one combat challenge without taking damage
Unlocked: 17 Jun 2011 23:11:42
Big Bang
50Complete story mode on Easy difficulty
Unlocked: 17 Jun 2011 23:05:31
Bigger Bang
50Complete story mode on Normal difficulty
Unlocked: 17 Jun 2011 23:05:31
Biggest Bang
50Complete story mode on Hard difficulty
Unlocked: 17 Jun 2011 23:05:31
Party Pooper
10Time to break up this party
Unlocked: 17 Jun 2011 22:51:44
Complete a combo of 40 moves (any play mode)
Unlocked: 17 Jun 2011 22:51:15
Defeat the giant Titan Ivy plant
Unlocked: 17 Jun 2011 09:31:59
Ride a beast and unleash its power
Unlocked: 17 Jun 2011 08:41:24
Venture into Killer Croc's lair and come out alive
Unlocked: 17 Jun 2011 07:38:14
Conquer the effects of the Scarecrow's fear gas
Unlocked: 17 Jun 2011 06:57:19
Catch!
5Catch a Batarang (any play mode)
Unlocked: 17 Jun 2011 05:09:57
Defeat two Titan Henchmen at once
Unlocked: 17 Jun 2011 04:33:26
Complete a combo of 20 moves (any play mode)
Unlocked: 17 Jun 2011 04:32:53
Solve 40% of Riddler challenges
Unlocked: 17 Jun 2011 04:19:44
Capture and lock up Harley Quinn
Unlocked: 17 Jun 2011 01:25:03
Solve 25% of Riddler challenges
Unlocked: 17 Jun 2011 00:58:18
Save Dr. Young from being killed by Victor Zsasz
Unlocked: 17 Jun 2011 00:37:43
Face your biggest fears and keep your sanity
Unlocked: 17 Jun 2011 00:32:35
Gain access to Arkham Mansion after it is locked down by the Joker
Unlocked: 16 Jun 2011 21:32:57
Solve 10% of Riddler challenges
Unlocked: 16 Jun 2011 21:20:13
Defeat Bane
Unlocked: 16 Jun 2011 21:09:48
Survive the nightmare of the Scarecrow's fear gas
Unlocked: 16 Jun 2011 20:38:54
Save all the doctors in Medical
Unlocked: 16 Jun 2011 20:22:43
Solve 5% of Riddler challenges
Unlocked: 16 Jun 2011 20:04:07
Escape from Intensive Treatment to the island surface
Unlocked: 16 Jun 2011 19:43:41
String up one henchman and drop him to surprise a second (any play mode)
Unlocked: 16 Jun 2011 19:32:46
Complete a combo of 10 moves (any play mode)
Unlocked: 16 Jun 2011 18:39:23
Survive the onslaught from the deformed Joker henchman
Unlocked: 15 Jun 2011 22:48:51
Complete a combo of 5 moves (any play mode)
Unlocked: 15 Jun 2011 22:48:09
Rescue the guards and henchman from the Joker toxin in Decontamination
Unlocked: 15 Jun 2011 22:43:23
Take down Zsasz in the Patient Pacification Chamber
Unlocked: 15 Jun 2011 18:56:26