Freeflow Combo 5

Complete a combo of 5 moves (any play mode)

Shocking Rescue

Take down Zsasz in the Patient Pacification Chamber

Leave No Man Behind

Rescue the guards and henchman from the Joker toxin in Decontamination

Malpractice Needs More Practice

Survive the onslaught from the deformed Joker henchman

Born Free

Escape from Intensive Treatment to the island surface

Just What The Doctors Ordered

Save all the doctors in Medical

Daydreamer

Survive the nightmare of the Scarecrow's fear gas

Baneful Payback

Defeat Bane

Breaking And Entering

Gain access to Arkham Mansion after it is locked down by the Joker

Recurring Nightmare

Face your biggest fears and keep your sanity

Zsasz Cut Down To Size

Save Dr. Young from being killed by Victor Zsasz

Solitary Confinement

Capture and lock up Harley Quinn

Double Trouble

Defeat two Titan Henchmen at once

Resist The Fear

Conquer the effects of the Scarecrow's fear gas

Crocodile Tears

Venture into Killer Croc's lair and come out alive

Poisoned Ivy

Defeat the giant Titan Ivy plant

Big Bang

Complete story mode on Easy difficulty

Bigger Bang

Complete story mode on Normal difficulty

Biggest Bang

Complete story mode on Hard difficulty

Party Pooper

KO all the henchmen celebrating your arrival at the party

Freeflow Combo 20

Complete a combo of 20 moves (any play mode)

Freeflow Combo 40

Complete a combo of 40 moves (any play mode)

Night Glider

Glide continuously for over 100m

Rope-A-Dope-A-Dope

String up one henchman and drop him to surprise a second (any play mode)

Mano-A-Mano

Defeat Titan henchman without using Batarangs (any play mode)

Catch!

Catch a Batarang (any play mode)

Freeflow Combo 10

Complete a combo of 10 moves (any play mode)

Freeflow Perfection

Perform a perfect combo including all of Batman's combat moves (any play mode)

Freakshow Rodeo

Ride Titan henchman and knock down 10 thugs (any play mode)

Freeflow Bronze

Achieve 8 medals on combat challenges

Freeflow Silver

Achieve 16 medals on combat challenges

Freeflow Gold

Achieve 24 medals on combat challenges

Predator Bronze

Achieve 8 medals on predator challenges

Predator Silver

Achieve 16 medals on predator challenges

Predator Gold

Achieve 24 medals on predator challenges

Invisible Predator

Complete one predator challenge by using only Silent Takedowns and without being detected

Flawless Freeflow Fighter

Complete one combat challenge without taking damage

Crack The E Nigma

Solve every riddle on the island

Arkham Analyst

Solve 5% of Riddler challenges

Cryptic Investigator

Solve 10% of Riddler challenges

Lateral Thinker

Solve 25% of Riddler challenges

Mystery Solver

Solve 40% of Riddler challenges

Conundrum Cracker

Solve 55% of Riddler challenges

Mental Athlete

Solve 70% of Riddler challenges

Riddle Resolver

Solve 85% of Riddler challenges

World's Greatest Detective

Spirit of Amadeus Arkham revealed

Perfect Knight

100% Complete