100% Complete
Unlocked: 19 Aug 2010 03:48:07
Achieve 24 medals on predator challenges
Unlocked: 19 Aug 2010 03:48:03
Achieve 16 medals on predator challenges
Unlocked: 19 Aug 2010 03:35:03
Achieve 8 medals on predator challenges
Unlocked: 19 Aug 2010 03:04:49
Mano-A-Mano
10Take on a beast in hand to hand combat
Unlocked: 19 Aug 2010 02:37:18
Achieve 24 medals on combat challenges
Unlocked: 18 Aug 2010 01:49:46
Complete one predator challenge by using only Silent Takedowns and without being detected
Unlocked: 18 Aug 2010 00:52:36
Solve Arkham's biggest mystery
Unlocked: 17 Aug 2010 23:49:36
Solve every riddle on the island
Unlocked: 17 Aug 2010 23:42:09
Solve 85% of Riddler challenges
Unlocked: 17 Aug 2010 03:55:32
Solve 70% of Riddler challenges
Unlocked: 10 Aug 2010 01:28:32
Biggest Bang
50Complete story mode on Hard difficulty
Unlocked: 09 Aug 2010 06:09:12
Bigger Bang
50Complete story mode on Normal difficulty
Unlocked: 09 Aug 2010 06:09:09
Big Bang
50Complete story mode on Easy difficulty
Unlocked: 09 Aug 2010 06:09:06
Party Pooper
10Time to break up this party
Unlocked: 09 Aug 2010 05:17:34
Defeat the giant Titan Ivy plant
Unlocked: 09 Aug 2010 05:11:02
Achieve 16 medals on combat challenges
Unlocked: 09 Aug 2010 04:25:45
Ride a beast and unleash its power
Unlocked: 09 Aug 2010 03:50:23
Venture into Killer Croc's lair and come out alive
Unlocked: 09 Aug 2010 03:02:25
Conquer the effects of the Scarecrow's fear gas
Unlocked: 09 Aug 2010 02:45:19
Solve 55% of Riddler challenges
Unlocked: 09 Aug 2010 02:36:15
Achieve 8 medals on combat challenges
Unlocked: 08 Aug 2010 21:26:58
Complete one combat challenge without taking damage
Unlocked: 08 Aug 2010 21:26:49
Catch!
5Catch a Batarang (any play mode)
Unlocked: 08 Aug 2010 21:17:46
Complete a combo of 40 moves (any play mode)
Unlocked: 08 Aug 2010 20:58:46
Defeat two Titan Henchmen at once
Unlocked: 08 Aug 2010 20:51:51
Solve 40% of Riddler challenges
Unlocked: 08 Aug 2010 20:03:21
Capture and lock up Harley Quinn
Unlocked: 08 Aug 2010 20:00:40
Perform a perfect combo including all of Batman's combat moves (any play mode)
Unlocked: 08 Aug 2010 19:56:29
Save Dr. Young from being killed by Victor Zsasz
Unlocked: 08 Aug 2010 14:31:13
Face your biggest fears and keep your sanity
Unlocked: 08 Aug 2010 14:27:56
Solve 25% of Riddler challenges
Unlocked: 08 Aug 2010 13:36:51
Gain access to Arkham Mansion after it is locked down by the Joker
Unlocked: 08 Aug 2010 13:24:20
Defeat Bane
Unlocked: 08 Aug 2010 05:28:30
Survive the nightmare of the Scarecrow's fear gas
Unlocked: 08 Aug 2010 04:47:42
Save all the doctors in Medical
Unlocked: 08 Aug 2010 04:26:55
Solve 10% of Riddler challenges
Unlocked: 08 Aug 2010 04:22:14
String up one henchman and drop him to surprise a second (any play mode)
Unlocked: 08 Aug 2010 04:05:06
Solve 5% of Riddler challenges
Unlocked: 08 Aug 2010 03:53:51
Glide continuously for over 100m
Unlocked: 08 Aug 2010 03:49:32
Escape from Intensive Treatment to the island surface
Unlocked: 08 Aug 2010 03:46:58
Survive the onslaught from the deformed Joker henchman
Unlocked: 08 Aug 2010 03:23:47
Rescue the guards and henchman from the Joker toxin in Decontamination
Unlocked: 08 Aug 2010 03:19:02
Take down Zsasz in the Patient Pacification Chamber
Unlocked: 08 Aug 2010 03:14:43
Complete a combo of 20 moves (any play mode)
Unlocked: 27 Jun 2010 05:17:19
Complete a combo of 10 moves (any play mode)
Unlocked: 27 Jun 2010 05:15:53
Complete a combo of 5 moves (any play mode)
Unlocked: 27 Jun 2010 05:15:44