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Death Incarnate Survive wave 30.

Shoot the Messenger Defeat 3 Agitator Majini in one playthrough of "Desperate Escape."

There's no "I" in Team Score at least 80,000 points in Team Survivors.

What Witness? Finish the Witness level in "Joe's Adventures."

Fancy Survive 10 consecutive waves using only custom weapons.

Fully Loaded Simultaneously have four completely upgraded weapons

It's All About the Points Score at least 40,000 points in Survivors.

A Fire in the Heavens Free the hostages at the Ferris Wheel.

Halfway There! Complete Story Mode 50%

Breaking and Entering Find a way into the secret base

A House Made of Spun Glass Free the hostages at the Merry-go-round.

The Laughing Fish! Free the hostages at the Ghost Ship.

Firepower Kill 5 guards at once with a blunderbuss.

A Courtship of Razors Rescue your father.

Keep the Good Times Rolling Chain a 20-defeated combo in Slayers.

Morituri te salutant Survive 30 consecutive waves with at least one co-op player.

The Scouring of Mordor Challenge the Dark Lord in Mordor.

His Word Was “Perhaps” Freedom Cry - Complete all missions

How's It Hanging? Clean up the Dry Docks

Survivor Reach Wave 10 in each mission of Special Ops Survival mode.

Tactician Earn 1 star in each mission of Special Ops Mission Mode.

Ambush Defeat 4 enemies within the duration of a single scare effect.

The Scene of the Crime Rescue Mad Hatter's first hostage.

Seeds of independence Liberate 500 slaves.

Stick it to the enemy Survive 15 consecutive waves using the analog combat controls.

Twice Nightly Complete New Game Plus

Silver Revenge Obtain 48 medals on the original Arkham City ranked maps (as Batman)

Unstoppable Reach Wave 15 in each mission of Special Ops Survival mode.

Bringing the Pain Defeat 50 players using physical attacks in Versus.

The Last Laugh The joke's on who?

Queensberry Rules Perform a 4-hit combo with your bare fists in End of Zoe.

Head Games Rescue Mad Hatter's second hostage.

Complete a set During a single round kill an Infected, Suicider, Ram, Butcher, Floater, Walker.

Cat Claw Defeated 10 enemies with one Spiraling Claw.

In Storybook Endings Lock up Mad Hatter in GCPD.

Kat's Daily Routine Completed 20 side missions.

Danger Zone Buy all items from the Survival Air Support Armory.

His Own Medicine Disarm the Gouverneur and kill him with the branding iron.

The Fat and the Furious Complete a Continuous Speed Run as Doughnut Drake

The Demon Lives Again! Follow the assassin's trail.

Cold Fusion Unlock Hidden Fighter "Cyber Sub-Zero"

The Beast Beneath Defeat the prisoners.

Need for Speed Achieve a Complete Speed Run Time of Less than 2 Hours and 30 minutes

Breaking the Skin Gain access to the high security area.

Evolution Lockup Killer Croc in GCPD.

His Full Attention Freedom Cry - Achieve 100% synchronization

Swamp Warfare Stealth kill 5 enemies in End of Zoe.

String it Together Get a Gold on the Knitted Knight’s ultimate trial.

Daughter Of The Demon! Discover the Lazarus pit.

Ashes to Ashes End the League of Assassins' war.