Code	Effect
Become the Bat	I'm Batman (10)
Save the damsel, but is she in distress?	Acid Bath (10)
Save the medical volunteers	Savior (10)
There is only one way in	Chimney Sweep (10)
Hammer the point home	One Armed Bandit (10)
Clear the airwaves	Communication Breakdown (10)
Last man standing	Gladiator (10)
Stop the unstoppable	Wrecking Ball (25)
Uncover the secret of Arkham City	Lost And Found (10)
We are legion	Sand Storm (25)
A deadly game of hide and seek	Hide And Seek (25)
Fight for survival	Ghost Train (25)
Don't look down	Freefall (25)
All the world is a stage	Exit Stage Right (50)
Collect enough evidence to locate the gun for hire	Forensic Expert (10)
Stop the contract operative	Contract Terminated (25)
Track down the serial killer	Serial Killer (25)
Reveal the mystery watcher	Mystery Stalker (15)
Answer the call for help	Distress Flare (5)
Destroy it all	Broken Toys (25)
Answer a ringing phone	Ring Ring (5)
Stop the phone booth killer	Dial Z For Murder (25)
Time is running out	Stop the Clock (15)
Reunite the separated couple	Bargaining Chip (15)
Complete all augmented reality training exercises	AR Knight (25)
Collect all of Batman's gadgets and upgrades	Fully Loaded (10)
Stop all assaults in Arkham City	Aggravated Assault (10)
Solve the first riddle	IQ Test (10)
Rescue the first hostage from Riddler	Conundrum (20)
Rescue the second hostage from Riddler	Mastermind (20)
Rescue the third hostage from Riddler	Puzzler (30)
Rescue the fourth hostage from Riddler	Intellectual (30)
Rescue the fifth hostage from Riddler	Brainteaser (40)
Rescue all the hostages from Riddler	Genius (50)
Obtain 24 medals on the original Arkham City ranked maps (as Batman)	Bronze Revenge (10)
Obtain 48 medals on the original Arkham City ranked maps (as Batman)	Silver Revenge (20)
Obtain all 72 medals on the original Arkham City ranked maps (as Batman)	Gold Revenge (40)
Obtain 36 medals on the original Arkham City campaigns (as Batman)	Campaign Bronze (10)
Obtain 72 medals on the original Arkham City campaigns (as Batman)	Campaign Silver (20)
Obtain all 108 medals on the original Arkham City campaigns (as Batman)	Campaign Gold (40)
Complete one combat challenge without taking damage (any character)	Flawless Freeflow Fighter 2.0 (5)
Complete New Game Plus	Twice Nightly (75)
Jump off the tallest building in Arkham City and glide for 1 minute without touching the ground	Gotham Base Jumper (5)
A moment of remembrance	Pay Your Respects (5)
Have 12 murderous dates with Calendar Man	Story Teller (10)
Find someone to play remote Batarang catch with	Catch (5)
Complete a combo of 50 moves (any play mode, any character)	50x Combo (5)
Perform a perfect combo including all of Batman's combat moves (any play mode)	Perfect Freeflow 2.0 (5)
Use 5 different Quickfire gadgets in one fight (any play mode)	Gadget Attack (5)
Main Story, Side Missions, Upgrades, Collectables, New Game Plus and Riddlers Revenge (as Batman)	Perfect Knight - Day 2 (7