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Victory - Complete Campaign on Elite Completed every mission on Elite difficulty

Frequent Flyer Zip Kick 5 different thugs

Liquid Licker Awarded for defeating a liquid metal slime.

Full House Kill 5 enemies with each type of Agony Bolt.

Hold the line! Kill 10 enemies while attacking or defending a control point in Supremacy

Rebel Without a Pause Complete 30 street races in story mode

Succession Plans Break into Hell's Gate HQ and apprehend Two-Face.

Campaign Bronze Obtain 36 medals on the original Arkham City campaigns (as Batman)

Empire in Chaos Complete the game in high chaos

River Experts You found and viewed all the Cultural Insights.

Hey Speedie! Reach 200MPH in story mode

Kat Working Overtime Completed 40 side missions.

Honor Bound Bind a piece of gear to a class.

High Wind Alert Defeated 10 enemies within 10 seconds using one Gravity Typhoon.

Hell of a Sheriff Complete the No Way Out scenario. (No training mode)

Infinite Blade Learned all skills in New Game +.
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Consider all the permutations Chose all of the Head decisions

Battle of nerves Caught the last mouse with only one piece of cheese left to grab! (playing as the VR Cat).

The Cat Came Back Break into Riddler's secret hideout and exact your revenge.

Girls' night out Only the women survived!

Terraformer Increase a discovered planet to 100% viability.

Event Horizon Defeated 10 enemies with one Micro Black Hole.

Great Outdoors Endurance Challenge: Survive for 10 days

Most Wanted Escape a Heat 5 cop chase in story mode

Sewer Aficionado Discovered every mysterious warp manhole.

Liberator Liberate three keeps in a single playthrough.

Beloved and Precious Commit to a romantic relationship.

I Can Do Blunt Weapons Use Moira's crowbar to defeat 50 enemies in the main campaign.

Vacation Endurance Challenge: Escape the forest after surviving for 7 days

All Snug in Their Beds Uncover the secret history of the park.

Hardware Hoarder Awarded for expanding your equipment bag to maximum capacity.

Garden Tour Be on the Winning Team for 25 matches of Gardens & Graveyards

Good Fences Don't allow any counter-attackers into the Washington Square base

Juggler Simultaneously burn, freeze and poison 4 separate enemies

Pipe Coordinator Placed 9 types of furniture in Kat's Pipe House.

New sheriff in town! Clear the Sheriff level in Wanted!

Daylight Saver Awarded for defeating Shadroth, Lord of the Night, and thereby saving the world.

Fateful Encounter Achieved your first Lv.4 Personal Bond.

Pedro, I'm Sorry... Defeat Mutant Pedro in Claire's Episode Two.

Invincible Defeat 2,500 enemies in single-player mode.

A Happy Memory Took a photograph at the request of Taka Murayama.

Every Nook and Cranny Collect every collectable in the game.

Gold Revenge Obtain all 72 medals on the original Arkham City ranked maps (as Batman)

Reminiscence Recreate all scenes in the "Déjà-Vu" Extra Op

Contraption Creator Conducted Technology Development 15 times.

Perfect Freeflow 2.0 Perform a perfect combo including all of Batman's combat moves (any play mode)

Kabegami Learn how to use Catwalk.

Faithful to the Abbey Side with the Overseers in the Dust District

Higher And Higher While never setting foot on the ground, grab enemies 10 times using Kulshedra.

Charted! - Brutal Finish the Game on Brutal Without Changing the Difficulty