michaeltrinity

Daydreamer Survive the nightmare of the Scarecrow's fear gas

Cryptic Investigator Solve 10% of Riddler challenges

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

Freeflow Combo 20 Complete a combo of 20 moves (any play mode)

Lateral Thinker Solve 25% of Riddler challenges

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

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

Poisoned Ivy Defeat the giant Titan Ivy plant

Big Bang Complete story mode on Easy difficulty

Mystery Solver Solve 40% of Riddler challenges

Party Pooper KO all the henchmen celebrating your arrival at the party

Night Glider Glide continuously for over 100m

Conundrum Cracker Solve 55% of Riddler challenges

Catch! Catch a Batarang (any play mode)

Bigger Bang Complete story mode on Normal difficulty

Mental Athlete Solve 70% of Riddler challenges

Riddle Resolver Solve 85% of Riddler challenges

Mano-A-Mano Defeat Titan henchman without using Batarangs (any play mode)

Crack The E Nigma Solve every riddle on the island

World's Greatest Detective Spirit of Amadeus Arkham revealed

Touch My Rear Use the rear touch pad to climb a rope or chain.

Hangman Defeat 20 enemies with gunfire by aiming while hanging.

50 Kills: Dragon Sniper Defeat 50 enemies with the Dragon Sniper.

Flawless Freeflow Fighter Complete one combat challenge without taking damage

Bare-knuckle Slugger Defeat 50 enemies with hand-to-hand combat.

100 Headshots Defeat 100 enemies with headshots.

Charted! - Easy Finish the game in Easy Mode.

Survivor Defeat 75 Enemies in a row without dying.

50 Kills: 92FS - 9mm Defeat 50 enemies with the 92FS - 9mm.

Charted! - Normal Finish the game in Normal Mode.

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

Biggest Bang Complete story mode on Hard difficulty

30 Kills: Wes - 44 Defeat 30 enemies with the Wes - 44.

30 Kills: Desert - 5 Defeat 30 enemies with the Desert - 5.

Predator Bronze Achieve 8 medals on predator challenges

Freeflow Combo 40 Complete a combo of 40 moves (any play mode)

Master Ninja Defeat 50 enemies with stealth attacks.

Run-and-Gunner Defeat 20 enemies by shooting from the hip (without aiming with the L button).

70 Kills: FAL Defeat 70 enemies with the FAL.

50 Kills: GP32 - BND Defeat 50 enemies with the GP32 - BND.

Relic Finder Find the strange relic.

50 Kills: Micro - 9mm Defeat 50 enemies with the Micro - 9mm.

250 Headshots Defeat 250 enemies with headshots.

30 Kills: Mk - NDI Defeat 30 enemies with the Mk - NDI.