Batman: Arkham Asylum Cheats

Achievements
Complete each achievement to receive the allotted gamerscore.

Arkham Analyst (20): Solve 5% of Riddler challenges
Baneful Payback (25): Defeat Bane
Big Bang (50): Complete story mode on Easy difficulty
Bigger Bang (50): Complete story mode on Normal difficulty
Biggest Bang (50): Complete story mode on Hard difficulty
Born Free (10): Escape from Intensive Treatment to the island surface
Breaking And Entering (10): Gain access to Arkham Mansion after it is locked down by the Joker
Catch! (5): Catch a Batarang (any play mode)
Conundrum Cracker (20): Solve 55% of Riddler challenges
Crack The E Nigma (20): Solve every riddle on the island
Crocodile Tears (50): Venture into Killer Croc's lair and come out alive
Cryptic Investigator (20): Solve 10% of Riddler challenges
Daydreamer (10): Survive the nightmare of the Scarecrow's fear gas
Double Trouble (25): Defeat two Titan Henchmen at once
Flawless Freeflow Fighter (10): Complete one combat challenge without taking damage
Freakshow Rodeo (10): Ride a beast and unleash its power
Freeflow Bronze (10): Achieve 8 medals on combat challenges
Freeflow Combo 10 (5): Complete a combo of 10 moves (any play mode)
Freeflow Combo 20 (10): Complete a combo of 20 moves (any play mode)
Freeflow Combo 40 (10): Complete a combo of 40 moves (any play mode)
Freeflow Combo 5 (5): Complete a combo of 5 moves (any play mode)
Freeflow Gold (50): Achieve 24 medals on combat challenges
Freeflow Perfection (10): Perform a perfect combo including all of Batman's combat moves (any play mode)
Freeflow Silver (25): Achieve 16 medals on combat challenges
Invisible Predator (10): Complete one predator challenge by using only Silent Takedowns and without being detected
Just What The Doctors Ordered (10): Save all the doctors in Medical
Lateral Thinker (20): Solve 25% of Riddler challenges
Leave No Man Behind (10): Rescue the guards and henchman from the Joker toxin in Decontamination
Malpractice Needs More Practice (10): Survive the onslaught from the deformed Joker henchman
Mano-A-Mano (10): Take on a beast in hand to hand combat
Mental Athlete (20): Solve 70% of Riddler challenges
Mystery Solver (20): Solve 40% of Riddler challenges
Night Glider (5): Glide continuously for over 100m
Party Pooper (10): Time to break up this party
Perfect Knight (75): 100% Complete
Poisoned Ivy (50): Defeat the giant Titan Ivy plant
Predator Bronze (10): Achieve 8 medals on predator challenges
Predator Gold (50): Achieve 24 medals on predator challenges
Predator Silver (25): Achieve 16 medals on predator challenges
Recurring Nightmare (10): Face your biggest fears and keep your sanity
Resist The Fear (50): Conquer the effects of the Scarecrow's fear gas
Riddle Resolver (20): Solve 85% of Riddler challenges
Rope-A-Dope-A-Dope (10): String up one henchman and drop him to surprise a second (any play mode)
Shocking Rescue (10): Take down Zsasz in the Patient Pacification Chamber
Solitary Confinement (25): Capture and lock up Harley Quinn
World's Greatest Detective (20): Solve Arkham's biggest mystery
Zsasz Cut Down To Size (10): Save Dr. Young from being killed by Victor Zsasz