Complete each achievement to get the allotted gamerscore. If you have an Xbox 360 gamertag, you can log in using this same gamertag and the achievements will count the same as if you were playing the 360 version.
Achievement Description 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
Contributed By: Guard Master.