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That's a Keeper Meet Charles Rookwood in the Map Chamber

Chill Out Freeze and Shatter Kill 100 Aliens with the Freeze Blast Super Power.

Hunter's Essence Acquire all hunter weapons.

About Time! Complete 'Welcome Back'.

aMAZEd Beat the Labyrinth without dying or failing

Poco Chinpoko You collected 5 Chinpokomon.

My Little Fortress Make Prosperity better than ever! Build all Infrastructure upgrades available. Host only.

Knight Ridden Finish Operation: Cyber Driver

Lost And Found Uncover the secret of Arkham City

Actor-Turned-Politician Do everything you can for your Veep -- Quests, Loyalty Missions… everything.

Triple Threat Kill 3 opponents in one fight using 3 different methods (swords, bombs, crossbow, Signs, etc.).

Immortal Photobomb Caught an image of Gentiana in a photo.

Danger Close Get hand picked for Shepherd's elite squad.

Maximum Stopping Power Upgrade one weapon to the max.

Betrayed Complete 'All Hands On Deck'.

Standard Communication Grid Wiretapped the Delray Hollow Smack Racket

Retro Shooter Complete any level without reloading your weapon (excluding 'The Coup' and 'Aftermath').

We Always Had Faith In You Obtain all the Trophies.

You Wouldn't Steal a Policeman's Helmet Hijack twenty police vehicles.

Sandstorm We are legion

Made This for You You flung a turd of your own creation at an enemy.

Poodle Skirt Complete 'Hello Teacup'.

Roboteer Hack a robot

Buzzkill Kill 10 brawlers with any saw launcher. They never saw it coming.

Raising the Bar In the Main Campaign, upgraded one attribute (Health, Shield, or Salts) to its maximum level.

The Devil's Dues Upgrade one weapon to the max

You Chose... Poorly Surrender when given the chance.

Satan Punchers Beat the game

Shrieker Complete the contract on the shrieker.

Dark Wings Fly Away in Fear What is the Cloudburst?

Followed the Butterflies Follow butterflies to a treasure

Keymaster Complete 'Batteries Not Included'.

Divine Intervention Summoned one of the Six for the first time.

Doing Jeet a Big Favor Build two projects in Jeet's Stronghold

Aerial Assassin In the Main Campaign, killed 20 enemies with a Sky-Line Strike.

Quench Their Thirst Give water to a wanderer

Shutout You successfully blocked every enemy attack in a single (non-tutorial) battle.

Seaworthy Completed Chapter 8.

With a Vengeance! Take on the heavy artillery reinforcements.

Most Unsporting Shoot fifty enemies before they shoot at you.

Softened 'Em Up Completely weakened a racket by killing all of its Enforcers

Yharnam, Pthumerian Queen Defeat Yharnam, Blood Queen of the Old Labyrinth.

Two Birds with One Stone Kill 2 enemies with a single bullet.

Master Ninja Complete any level using only the knife to kill enemies.

No Ticket Kick fifty enemies off of trains.

Three-some Kill at least 3 enemies with a single shot from a grenade launcher.

No Holds Barred Defeat 5 enemies with Coco's Spin.

Machine Man Do everything you can for CID -- Quests and... everything.

All Your Bases Liberate all Outposts at least once on Rank III.

Something To Ride Hijack a bus