CynicalFlow_

Leave No Man Behind Rescue the guards and henchman from the Joker toxin in Decontamination

Historian Find 75% of all documents.

Born Free Escape from Intensive Treatment to the island surface

Freeflow Combo 10 Complete a combo of 10 moves (any play mode)

Intellectually Superior Complete all optional tombs.

Archaeologist Collect 75% of all relics.

Feather Duster Kill and loot 10 flying animals (crows and gulls).

The Collectationator! Collect 286 Precursor Orbs

Arkham Analyst Solve 5% of Riddler challenges

Just What The Doctors Ordered Save all the doctors in Medical

Done Done Done For excellent and dedicated field work in the field of battle for completion

Bag Full O' Cache Find 75% of GPS caches.

Daydreamer Survive the nightmare of the Scarecrow's fear gas

Cryptic Investigator Solve 10% of Riddler challenges

Baneful Payback Defeat Bane

Lethal Purchase all skills in all categories.

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

No Stone Left Unturned Find all documents, relics and GPS caches.

Solitary Confinement Capture and lock up Harley Quinn

Campaign Complete Complete all Campaign levels.

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

Handy Man Sever Gaia’s hand

Resist The Fear Conquer the effects of the Scarecrow's fear gas

"Gets the aggressions out, doesn't it?" Use the hole punch.

Crocodile Tears Venture into Killer Croc's lair and come out alive

Shine Lord Kill Helios

The Professional Fully mod and completely upgrade all weapons.

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

Took the Shaman's Path Survived the Shaman's Path and found Ourea's retreat.

Torn Up Rip apart 1 Olympus Sentry

Poisoned Ivy Defeat the giant Titan Ivy plant

Big Bang Complete story mode on Easy difficulty

"Lousy bony fingers!" Get the balloon twister to pop a ballon.

Shoe Delivery Kill Hermes and acquire his Boots

Death Mode: Sparkle Darkle Complete the Death Mode level.

Case Closed Complete all cases.

Beat School: Straight Up Complete the Beat School level.

Sibling Rivalry Kill Hercules

Beat School: Tiny Groove Complete the Beat School level.

Beat School: Hi-Hat Spice (not very spicy) Complete the Beat School level.

Beat School: Lullaby Complete the Beat School level.

Beat School: Chord Tweak Complete the Beat School level.

Beat School: Chordaby Complete the Beat School level.

Beat School: A Rolling Frolic Complete the Beat School level.

Beat School: Cuts, Scrapes and Scratches Complete the Beat School level.

Beat School: It's Getting Tense In Here Complete the Beat School level.