Catalyseuse

On the clock Beat the qualifier time on any Time Trial stretch

Flock of All Gain 20 Followers.

Aiding the Outcasts Completed "Aiding the Outcasts"

Matador Kill the Rhino without getting hit by his Charge Attack.

Giant Slayer Defeat El Gigante in Separate Ways.

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

Friendly Skies Defeated all waves in The OPS Zeal.

Rexecutioner Destroy the Metal Gear REX boss

Infiltration Clear the "Classified Intel Acquisition" Side Op while riding in the back of a truck

Turtle Village Choose any character and reach Turtle Village (Stage 3) without dying once.

Hear No Evil Defeat Kallamar.

Completist - Destroy everything on the MAWLR Destroyed every destructible weapon on the MAWLR while on foot and on the Intruder

Ran out of fingers Find 11 hidden bags

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

Old-Timer Acquire a car manufactured in 1959 or earlier.

Omni Character Play as every character.

Vacuum Cleaner Decompress 20 Necromorphs without getting sucked out yourself

Devotion Fully Upgrade Cult.

Knot Too Difficult Clear up a tangled situation in one attempt

The Guns of Anchorage Completed "The Guns of Anchorage"

Showing Who's Boss! Hit 50 Hoard minions in Story mode with any weapon

Keeper of Secrets Take confession.

Battering Ram Shield Bash 5 different thugs

Mass Production Produce 100 objects from your builders

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

Cock of the Walk Defeat an enemy using the Pollo Bomb

Win Beat the game.

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

Frequent Flyer Zip Kick 5 different thugs

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

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

Hi-Jack It Steal and deliver all Vehicle Theft targets.

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

Mask Curator Collect all Masks.

Blue Ribbon Complete a 4-player Competitive Co-Op match in 1st place. (Online co-op Only)

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)

Grilled Meat Prepare a big meal using an improvised electric stove

Armed and dangerous Grow as a person, experience betrayal. Again.

Amazon Magic Perform the Level 6 magic attack with the Amazon.

"It" Kept You Busy Defeat Pesanta in Separate Ways.

Where I Belong Stand on foot at the highest point in Solís

Iron Fist Destroy all towers and bunkers in 'Blood and Iron'.

Wanderlust Discover 50% of all discoverable Locations

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

A Hunter, Through and Through Find and kill all 4 rare spawns.
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Everything is Permitted Kill all of the hitman Assassination targets.

Cryptographer Break the code.

Paving the Way Completed "Paving the Way"

His name is Luis Help Sargento stop an invasion of Black Hand reinforcements