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Unstoppable Arsenal Completely upgrade all weapons.

Heartbreaker You heard what \"Alice\" had to say.

A Friend in Need Play Co-op mode

Still Tastes Good Endurance Challenge: Eat the meat of 5 wolves that were killed with poison damage

Best buddies Let the dog lick your face for 5 seconds in Cat and Mouse (playing as the VR Cat).

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

Rexecutioner Destroy the Metal Gear REX boss

Rough Justice Stop Penguin's escape from GCPD.

Nature Retreat Endurance Challenge: Survive for 7 days

Burning Shadow Shadow Brand 20 Uruks.

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

Hey partner! Look at your BotCop partner behind you at the beginning of Wanted! (playing as the VR Sheriff).

Float like a butterfly... Win the final battle without taking any damage in Monster Escape (playing as the VR Monster).

I ain't afraid of no ghost! Clear the kitchen in Ghost House.

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

The Most Dangerous Game Defeat all the Beastmaster Warchiefs.

Gatcha Gatcha! Unlocked half the prizes in Mini Bots (playing as the VR player).

A cunning warrior Reach level 3 once with any Trait (Multiplayer)

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

QuickFire Artiste Fire 40 paintballs in under 5 seconds

Smoking Barrel Blow the smoke coming out of your gun in Wanted! (playing as the VR Sheriff).

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

Battering Ram Shield Bash 5 different thugs

Frequent Flyer Zip Kick 5 different thugs

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

Lots of Whacking Win a game of Alien Abortion in the strip club

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

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

Fully Loaded Maxed out all upgrades

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

Samurai Raised All Combat Reflexes to Master Level

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

Great Outdoors Endurance Challenge: Survive for 10 days

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

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

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

Devil's Brigade Found all Dog Tags in the game

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

Fork the Pork Kill 6 aliens with the forklift

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

A New Profile Complete a Featured Contract.

Cardboard Companions You found all of your cardboard buddies.

A Feast for Two Endurance Co-op Challenge: Eat the meat of 3 bears with your partner

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)

Combo Specialist Find every combo in the game.

Every Nook and Cranny Collect every collectable in the game.

Scoped In multiplayer, get 25 headshots with longblaster rifles.

The Force is strong with this one Earn 10 kills in a match as any hero on Hero Hunt

Master of Unlocking Open up all the lockers in the save room.