accm

Practice Makes Perfect Fully develop any skill.

Ghost Train Fight for survival

Loom for Improvement Upgrade a piece of gear

Counterintelligence Complete Chapter 2 in Ada's campaign.

Bacon! Kill a razorback boar using a Molotov cocktail

A Heart Broken in Two Secure the secret base.

Don't Mess With the Money! Complete Bank Heist quest.

Found Cohen's Room The player has entered Sander Cohen's personal quarters

City of Fear Defend the assault on your ally's fortress.

Arkham City Sirens Drop in on an old friend

Freefall Don't look down

This Takes Me Back Complete Chapter 3 in Ada's campaign.

The Chosen Few Uncover the remains of all Jacob's disciples

Exit Stage Right All the world is a stage

"This Guy Is Really Good" Score 200 points at the shooting range.

Ada's Demise Complete Chapter 4 in Ada's campaign.

Bug Sized Relaxation Release that tension at the root level.

Quiet Time Find the best seat in the house

What's Next? Complete Chapter 5 in Ada's campaign.

Book Him! Complete Ghosts from The Past quest.

Research PhD Max out all possible research

Lubed up Complete the slide in the Statue of Apollo without dying

Death and Glory Perform 20 fear takedowns.

A Chase through the Night Completed "An Offer You Can't Refuse"

Who Rules The Night Batman vs the Arkham Knight.

SuperCop Score 250 points at the shooting range.

Let's Talk Complete Wendell’s Confession quest.

Avid Inventor Successfully invent at least 100 items

Green around the Ears Complete the entire game on Amateur.

Don’t Go - Easy Finish Left Behind on Easy

Cashing Out Complete The Man Himself quest.

Tag Teamed Hit 100 Enemies with the Oath Stone of Orkos

Up to the Challenge Beat the Challenge of Olympus

Casey Jones Take down 25 enemies while riding on a moving train.

Not Arresting You Anymore Complete No Way Out quest.

May Be Used Against You Hack an enemy turret.

Platforming Prodigy Helltower? More like hello-from-up-here-tower!

Realize Your Art Isn't it pretty? That's going on the fridge.

Raising Expectations Reach a combo of 100

Laying Down the Law Kill 6 enemies with the Revolver without reloading

A Real Hero Save a cat from the Burning Hotel.

Pieces of the Puzzle Obtain a key by completing the second Riddler trial.

Tag 'em and bag 'em Find Rojas in the Favelas.

Force Triangulated Breathe some wind into your ocarina, my skyward princess!

Young Escapee Escape the bedroom within 60 seconds during Sherry's segment.

Brick Master Win the brick throwing contest

Judgment Day Win the rumble down under.

If it ain't broke... Reconstruct all of the Decayed Chests

Unhuman Beat Titan Mode

Terror Of The Seven Seas Scurvy! Ye look smashing, captain!