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One-Four-One Complete the "Kill Switch" Special Ops mission on any difficulty.

Whisper Ways You completed The Knife of Dunwall without alerting anyone

A Baker's Dozen Run over and kill 13 enemies with the snowmobile in the "Black Ice" Special Ops mission.

Avenger of Lost Souls Defeat Redmourne the Trivern at their highest difficulty level.

True Believer Awakened: Allow the Unitologist Cult Leader to survive.

Heaven Can Wait Awakened: Stasis your Co-Op Partner when he is downed to slow his bleed out timer.

Heroic Brutality! Perform a Heroic Brutality

Ice in Your Veins Complete the "Black Ice" Special Ops mission on Veteran difficulty.

Wildland Warrior Kill 666 Dregs, Lacuni, or Hollows.
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Combo Champion Perform a 10-Hit Combo in Arcade Mode

Herculean Effort Can you finish Arcade Mode on Medium or higher without using a continue? Show me you can!

Changed Ways You completed The Brigmore Witches in Low Chaos

Supercharger Awakened: Finish charging the reactor in under 90 seconds.

Sing the Iron Song Play the Rise of Iron theme on the bells in the Iron Temple.

Stay Frosty Complete the "Arctic Recon" Special Ops mission on any difficulty.

Don't Tread on Me Complete the "Iron Clad" Special Ops mission on any difficulty.

Hammer and Icicle Defeat Mr. Freeze and his unexpected allies at Blackgate Penitentiary

Get the Bozak Complete Bozak's challenges

Long Live the King Complete the King's Fall Raid (Heroic).

Renewable Enemy Source Defeat 75 Supercharged criminals

Helipocalypse Destroy 6 helicopters in the "Kill Switch" Special Ops mission.

Crime Is a Terrible Thing to Waste Surf the sewers and sabotage Clayface's masterpiece

Skilled Negotiator Complete the Special Ops mission "Negotiator" on Veteran difficulty.

Absolute Perfection Lauren's waiting, so how about you finish your fights quickly and get 30 Perfects. Sound good?

The Cold, the Bad and the Ugly Stop Harley Quinn's spectacular siege at S.T.A.R. Labs

Cleanest Hands You completed The Brigmore Witches without killing anyone

Hatred Purged Complete the Vessel of Hatred campaign.
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Do you even Exo? Exo Melee kill 10 zombies in 30 seconds in Outbreak.

Handle with Care Complete the "Special Delivery" Special Ops mission on any difficulty.

Feline Revenge Obtain all 72 medals on the original Arkham City ranked maps (as Catwoman)

EMPressive... Complete the "Kill Switch" Special Ops mission on Veteran difficulty.

Apex Complete the "Vertigo" Special Ops mission on any difficulty.

Cheapskate Acquire the exo suit without spending any money in Outbreak.

Not on My Watch Rescue all the hostages in the Special Ops mission "Negotiator."

Pure Lunacy Complete Dead Space™ 3 Awakened in Pure Survival Mode

Sweep! Sweep a frame by scoring a point on every ball you throw in one round of Bocce.

It's Nice to Be Wanted Defeat each of Gotham's Most Wanted present during the KELVIN Incident

The Boy Who Could Run Complete all Parkour Fever Challenges

Element of Surprise Break Supercharged criminals 50 times using Elemental Effect weaknesses

Spliced Complete the "Wrath of the Machine" raid.

Not a Scratch Finish with your tank at full health in the "Iron Clad" Special Ops mission.

Siege Complete the "Light 'Em Up" Special Ops mission on any difficulty.

Silence is Golden You completed The Brigmore Witches without alerting anyone

GD Parkour Instructor Complete all Parkour Fever Challenges at night

Threepeat You think being this good is easy? Let's see you win 3 Ranked Matches in a row, champ!

Egg-stra XP! Complete the Egg-Stra XP challenge and then destroy a hive in the Onslaught DLC package.

Worldly Warrior Let's do this, amigo! Fight 50 matches online, because that's the only way to become strong!

Together Till the End Be the last man standing

Untouchable Use only one self revive care package in the "Special Delivery" Special Ops mission.

dr0n3d Complete the "Arctic Recon" Special Ops mission in under 3:30.