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50x Combo Complete a combo of 50 moves (any play mode, any character)

Fatality! Perform a Fatality!

Flawless Freeflow Fighter 2.0 Complete one combat challenge without taking damage (any character)

Where's The Arcade? Complete Arcade Ladder with Any Fighter

Tag, You're It! Perform and land a Tag Combo

In Service Obtained the Maid costume.

The Taken King Complete "The Taken King" quest.

The Diary of a Maid Completed “The Diary of a Maid.”

Lost Property No crimefighter should be without this

The Rookie Trophy Win 'The Rookie Trophy' event in Tour on gold star difficulty.

The Madam and the Shifter Completed “The Madam and the Shifter.”

Tower Apprentice Complete 25 Tower missions

Pet Cemetery Send Dogeyes, Ratface and Ponytail back to Hell.

Bomb Squad Complete the first mission.

I Can Haz Banishment Banish Smiley Cat.

Bronze Revenge Obtain 24 medals on the original Arkham City ranked maps (as Batman)

Breaking and Entering Find a way into the secret base

New Game+ Completed Completed a New Game+ playthrough on any difficulty.

How's It Hanging? Clean up the Dry Docks

Undercover Obtained the Spy costume.

Battle Tested Reach Commander (Level 55) in Multiplayer while playing online.

New Recruit Obtained the Special Forces costume.

The Last Laugh The joke's on who?

A Time to Play Completed “A Time to Play.”

The Rules of War Completed “The Rules of War.”

Ghosts and Stuff Complete all secondary content.

Ultra Hard Completed Completed a New Game+ playthrough on Ultra Hard difficulty.

Perfect Boss Beat the first boss without dying.

Head of the Household Cleared every mission and challenge mission in the Maid Pack.

The Dreamlife of Ghosts Completed “The Dreamlife of Ghosts.”

Cult Master Defeat the cultists.

Fourth Boss Beat the fourth boss.

Finish Him? Perform any fighter's hidden finishing move

From the Shadows In Shadows of Evil, spot the Shadowman fives times in one game.

The Beginning of the End In Shadows of Evil, complete all Rituals.

Undertaker Unlock 50% of the Krypt

The Amateur Trophy Win 'The Amateur Trophy' event in Tour on gold star difficulty.

Rooftop Walker Earned a silver medal or better in Auldnoir Free Race II.

Apprentice Plumber Earned a silver medal or better in Endestria Energy Race II.

The Phantom of Bravery Completed “The Phantom of Bravery.”

Mushroom Slider Earned a silver medal or better in the Rift Plane Sliding Race.

Twice Nightly Complete New Game Plus

Nightstalker Complete "The Nightstalker's Trail" quest.

What Does This Button Do?? Complete Arcade Ladder without blocking (allowed to continue)

Stormcaller Complete "The Stormcaller's Path" quest.

Second-String Pitcher Earned a silver medal or better in the Pleajeune Pitching Challenge.

Complet-ality Perform 1 of each type of "-ality"

Sunbreaker Complete "The Sunbreakers' Challenge" quest.

Unlimited Shifter Earned a silver medal or better in the Rift Plane Unlimited Time Attack.

Special Forces Cleared every mission and challenge mission in the Special Forces Pack.