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Run the Gauntlet Complete "Desperate Escape" on Professional.

It Takes Two to Tango Chain a 40-defeated combo in Team Slayers.

Sphinx' Riddle Complete all 40 of the Catwoman Riddler grid items

Paint Splurge Fire 5,000 paintballs

CQC FTW Finish the game using only your knife (no lighter, Defensive Items, and stomping zombie heads).

Helping Hands Revive a Co-op player 20 times

Don't Stop Running Finish the game in three hours.

“Worlds of Hurt” – Tough Guy Rescued the Little Sister in “Worlds of Hurt” using only plasmids, tonics, the wrench, and the research camera, on Medium or higher difficulty

Army of One Win 15 matches in Slayers.

Perfect Win Beat the game without continuing.

O Mother, Where Art Thou? Have 20 Branded Ghûls at one time.

Burning Shadow Shadow Brand 20 Uruks.

Bouncer Keep Chimeran forces from entering the Brewpub

Ink is for Squids Finish the game without saving.

Nom Nom Nom! Eat a captain with a Wretched Graug.

Space Ace Shoot at least 70 targets during the ride to Tau Volantis.

The Most Dangerous Game Defeat all the Beastmaster Warchiefs.

Machine Crusher Defeat NANCY-MI847J.

Ghost Busted Beat a friend's ghost in a Race or Hot Lap event who currently sits above you in the leaderboards.

Archivalist Collect all journals

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

Oh, the Horror Finish the game on Hard difficulty.

Hot Flashes Catch a Ghûl Matron on fire during the Lord of the Hunt campaign.

Active Lifestyle Get a 3 Star Rating on all the Activities in the game

The Caped Crusader Win with Batman using every special move and his Supermove

Battering Ram Shield Bash 5 different thugs

Friendly Skies Defeated all waves in The OPS Zeal.

Best of the Bunch Earn the MVP award in any Online Tournament match

Corpse Wagon Detonate fallen Leeches to kill 25 enemies

Rexecutioner Destroy the Metal Gear REX boss

Frequent Flyer Zip Kick 5 different thugs

Vacuum Cleaner Decompress 20 Necromorphs without getting sucked out yourself

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

Not a Scratch on Her! I'm not taking any chances, this bus can't take much more damage. (Ch. 12)

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

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

Wooden Warrior Clear the Subterranean Pavilion stage in Scenario Campaign Mode.

The Ultimate Payback Collect all trophies

Eastern Explorer Clear the Kigan Island stage in Scenario Campaign Mode.

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

Arctic Grave Push the chief witness into the ice lake in "Joe's Adventures."

Gallery Completionist Complete the Gallery.

Eye of the Tiger Win 15 matches in Survivors.

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

Juggler Simultaneously burn, freeze and poison 4 separate enemies

Passion for Fashion Obtain all costumes.

Starsenal Obtain all weapons (must load grenade launcher with all shell types).

What a Nightmare Clear the Nightmare Train stage in Scenario Campaign Mode.

Scenario Expert Clear all of the stages in Scenario Campaign Mode.

Upgraded Assistant Upgrade Alisa to the highest possible level.