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War turtle Get 15 kills with RPG in the Singapore mission in the Campaign

Infiltrator Get 10 adrenaline kills in the Tashgar mission in the Campaign

Specter After escaping prison, you completed a mission, not alerting anyone and killing less than 5 people

Up and Running Repaired the machine in Suchong's lab in Burial at Sea - Episode 2.

From Their Cold, Dead Hands Complete Ep. 8: Sovereign Land

Silent Kill Kill 5 enemies in a row with a sneak kill without being discovered.

Snowball Effect Froze 2 enemies with the same Old Man Winter trap in Burial at Sea - Episode 1.

Some Damn Fine Fireworks Complete Ep. 9: Independence Day

Gonna Need More Closet Space Unlock All costumes in the Archives

Twofer Knocked out two or more enemies using the same Gas Bolt.

Mein Hair Delivered the hair sample in Burial at Sea - Episode 2.

Fully Equipped Purchased any two upgrades for Old Man Winter or Radar Range in Burial at Sea - Episode 1.

Served Cold Complete Ep. 10: Legacy

Paid in Full Completed Burial at Sea - Episode 2.

My Best Friend Completely upgrade one weapon.

Wrecker Get 10 multi-kills in the Shanghai mission in the Campaign

One Good Cop Reach Expert Level 15 in single-player

Watched, Dawg Identify 10 warrants with the scanner in single-player

Lights Out You deactivated at least 5 security systems on Kingsparrow Island

Full arsenal Unlock all assignments and collectibles in the Campaign

Knock Knock Blow up the meth lab in Ep. 5: Gauntlet

Just Dark Enough You completed the game in low chaos

The Long Halloween Wayne vs Crane in New Story +.

Pearls in the Mud Open 5 GRE chests in Quarantine Zones

Everybody Gets One Who wouldn't reach out for a man clinging for his life? (Ch. 6)

Brutality 101 Perform 15 different combat moves in one FreeFlow.

Fast Rope Expert Travel a total of 90 meters with the zipline crossbow in single-player

Art Dealer You collected all the Sokolov paintings

Waste Management Purchase the old dock and collect all nuclear waste.

Making Some Noise Gained five noisemakers through lockpicking.

Multi-Disciplined Attain a gold medal in all applicable hobbies and pastimes.

Ticket to Anywhere Got your very own ship.

Surgical You played from the first mission through Kaldwin's Bridge killing fewer than 10 characters

Versatile You killed characters with each weapon and offensive gadget

Tourist Send an opponent through all three Metropolis transitions in one fight

.45 old school Perform 45 kills with the M1911 Handgun in Multiplayer

I AM the Batman! Reclaim your city.

Bronze Revenge Obtain 24 medals on the original Arkham City ranked maps (as Batman)

From Beyond the Stars Collect and return all spaceship parts.

“A Shocking Turn of Events” - Rescuer Rescued the Little Sister in “A Shocking Turn of Events”

“The ‘I’ in Team” – Collector Found all collectable Roses in “The ‘I’ in Team”

Knife Beats Chainsaw His engine roars, but my knife is strong enough to take him out. (Ch.3)

A Craftsman's Tools Find your weapons in Sovereign Land before instigating combat in the trailer park

Once More, With Feeling Finish the main story in New Game+ mode

Bull in a China Shop Cause maximum damage in all Arenas (does not include Practice mode)

Never Saw It Coming While invisible, used Peeping Tom to knock out 15 enemies with a melee attack.

First Time Director Enter Director Mode for the first time as an unlocked actor.

Social Climber Find the hidden access to the mansion grounds in Ep. 10: Legacy

Chain Reaction Damaged fifteen foes with an exploding enemy, using the Radar Range in Burial at Sea - Episode 1.

Their Own Medicine Steal a T62 CEW from the back of a police cruiser in Ep. 5: Gauntlet