Obtain all 108 medals on the original Arkham City campaigns (as Catwoman)
Unlocked: 18 Dec 2012 23:44:30
Obtain all 72 medals on the original Arkham City ranked maps (as Catwoman)
Unlocked: 18 Dec 2012 23:44:23
Perform a perfect combo including all of Batman's combat moves (any play mode)
Unlocked: 18 Dec 2012 23:44:15
Main Story, Side Missions, Upgrades, Collectables, New Game Plus and Riddlers Revenge (as Batman)
Unlocked: 18 Dec 2012 23:44:15
Complete New Game Plus
Unlocked: 18 Dec 2012 23:43:59
Obtain all 108 medals on the original Arkham City campaigns (as Batman)
Unlocked: 18 Dec 2012 23:43:54
Obtain 72 medals on the original Arkham City campaigns (as Batman)
Unlocked: 18 Dec 2012 23:43:53
Obtain 36 medals on the original Arkham City campaigns (as Batman)
Unlocked: 18 Dec 2012 23:43:51
Gold Revenge
30Obtain all 72 medals on the original Arkham City ranked maps (as Batman)
Unlocked: 18 Dec 2012 23:43:49
Obtain 48 medals on the original Arkham City ranked maps (as Batman)
Unlocked: 18 Dec 2012 23:43:28
Obtain 24 medals on the original Arkham City ranked maps (as Batman)
Unlocked: 18 Dec 2012 23:43:25
Complete one combat challenge without taking damage (any character)
Unlocked: 18 Dec 2012 23:43:13
Complete all 40 of the Catwoman Riddler grid items
Unlocked: 18 Dec 2012 23:42:39
Genius
40Rescue all the hostages from Riddler
Unlocked: 18 Dec 2012 23:41:05
Storyteller
10Have 12 murderous dates with Calendar Man
Unlocked: 18 Dec 2012 23:41:05
Brainteaser
30Rescue the fifth hostage from Riddler
Unlocked: 18 Dec 2012 23:40:59
Intellectual
30Rescue the fourth hostage from Riddler
Unlocked: 18 Dec 2012 23:40:58
Fully Loaded
10Collect all of Batman's gadgets and upgrades
Unlocked: 18 Dec 2012 23:40:46
Stop all assaults in Arkham City
Unlocked: 18 Dec 2012 23:40:46
Stop the contract operative
Unlocked: 18 Dec 2012 23:40:38
Use 5 different Quickfire gadgets in one fight (any play mode)
Unlocked: 18 Dec 2012 23:40:19
Track down the serial killer
Unlocked: 18 Dec 2012 23:40:01
Broken Toys
20Destroy it all
Unlocked: 18 Dec 2012 23:39:55
Retrieve your stolen goods
Unlocked: 18 Dec 2012 23:39:38
Pick Pocket
20Steal the score of a lifetime
Unlocked: 18 Dec 2012 23:39:26
Reveal the mystery watcher
Unlocked: 18 Dec 2012 23:38:53
AR Knight
20Complete all augmented reality training exercises
Unlocked: 18 Dec 2012 23:38:15
A moment of remembrance
Unlocked: 18 Dec 2012 23:37:32
Drop in on an old friend
Unlocked: 18 Dec 2012 23:37:06
Puzzler
30Rescue the third hostage from Riddler
Unlocked: 08 Dec 2012 18:33:43
Stop the phone booth killer
Unlocked: 08 Dec 2012 18:31:53
Mastermind
20Rescue the second hostage from Riddler
Unlocked: 08 Dec 2012 18:31:21
Reunite the separated couple
Unlocked: 08 Dec 2012 18:31:13
Time is running out
Unlocked: 08 Dec 2012 18:31:07
Conundrum
20Rescue the first hostage from Riddler
Unlocked: 08 Dec 2012 18:30:39
IQ Test
10Solve the first riddle
Unlocked: 08 Dec 2012 18:30:20
All the world is a stage
Unlocked: 08 Dec 2012 18:29:15
Freefall
25Don't look down
Unlocked: 08 Dec 2012 18:28:58
Ghost Train
25Fight for survival
Unlocked: 08 Dec 2012 18:28:55
A deadly game of hide and seek
Unlocked: 08 Dec 2012 18:28:46
Sandstorm
25We are legion
Unlocked: 08 Dec 2012 18:28:32
Uncover the secret of Arkham City
Unlocked: 08 Dec 2012 18:28:30
Stop the unstoppable
Unlocked: 08 Dec 2012 18:28:25
Gladiator
10Last man standing
Unlocked: 08 Dec 2012 18:28:12
Clear the airwaves
Unlocked: 08 Dec 2012 18:28:07
Hammer the point home
Unlocked: 08 Dec 2012 18:27:16
There is only one way in
Unlocked: 08 Dec 2012 18:26:17
Savior
10Save the medical volunteers
Unlocked: 05 Dec 2012 17:16:39
Acid Bath
10Save the damsel, but is she in distress?
Unlocked: 03 Dec 2012 16:18:48
Become the Bat
Unlocked: 03 Dec 2012 16:13:27
Obtain 114 medals on the original Arkham City and Nightwing Bundle Pack campaigns (as Nightwing)
Unlocked: 18 Dec 2012 23:45:43
Obtain 78 medals on the original Arkham City and Nightwing Bundle Pack ranked maps (as Nightwing)
Unlocked: 18 Dec 2012 23:45:41
Obtain 114 medals on the original Arkham City and Robin Bundle Pack campaigns (as Robin)
Unlocked: 18 Dec 2012 23:45:33
Obtain 78 medals on the original Arkham City and Robin Bundle Pack ranked maps (as Robin)
Unlocked: 18 Dec 2012 23:45:28
Bomb Squad
40Defuse all bombs in 3 minutes or less
Unlocked: 18 Dec 2012 23:46:32
The joke's on who?
Unlocked: 18 Dec 2012 23:46:28
Snap To It
20Snap Flash an unarmed thug, an armed thug, an environmental object and a Titan
Unlocked: 18 Dec 2012 23:46:28
Party's Over
50Destroy all Harley Balloons
Unlocked: 18 Dec 2012 23:46:20
Clean up the Dry Docks
Unlocked: 18 Dec 2012 23:46:10
Use 5 different Quickfire gadgets in one fight as Robin in Harley Quinn's Revenge
Unlocked: 18 Dec 2012 23:46:10
Find a way into the secret base
Unlocked: 18 Dec 2012 23:46:04
No crimefighter should be without this
Unlocked: 18 Dec 2012 23:45:49
Zip Kick 5 different thugs
Unlocked: 18 Dec 2012 23:45:49
Shield Bash 5 different thugs
Unlocked: 18 Dec 2012 23:45:49