EnigmaticCactus

Queen of the Damned Make an unlikely ally

Thoughtful Captain Find half of the Guardian Collectibles.
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Forging Your Own Path Unlock the evil ending.

Seven Deadly Seas Explore all underwater shipwrecks.

Broken Umbrella Witness the true ending.

Look Sharp Find 15 enemy intel items.

Keen Eye Unearth 40 Survival Caches

Rocked Your Face Off Defeat The Griever

An Old Friend Collect Mercy

Guillotined Kill an enemy with a lift counterweight.

Time Lapse Gain the Chronomancer Ability

The Search Complete 'Charlie Don't Surf' on Veteran difficulty.

Drax the Dismemberer Dismember an Inquisitor with Drax's Call to Action.

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

Dungeon Master I Cleared 8 dungeons!

Long for a Savior Long for a Savior

Managerial Skills Find all of the Guardian Collectibles for one Guardian.

Let's Blow This Joint Complete Chapter 3 in Jake's campaign.

Good Samaritan Revive a teammate in a multiplayer match.

The Cleaner Complete the assassination side missions.

Lost And Found Uncover the secret of Arkham City

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

Feel the Heat Kill all 4 tanks on the overpass with the Javelin missile in 'The Bog'.

Fully Researched Bouncer Fully research the Bouncer

The Lupus Empire Entered the new continent!

Foreign nation of Motorland Foreign nation of Motorland

Still on the Run Complete Chapter 4 in Jake's campaign.

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

Blade of Justice Perform 25 special stealth kills with the knife

Sandstorm We are legion

Before Find all the Dear Photograph locations and see Hope County as it used to be. Host only.

J'avo Genocide Defeat 500 J'avo.

It's Super Effective! Headshot an Enforcer with Piercing Ammo.

Resting Places Uncover 3 main game Crypts' secrets

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

Furriend of the People I Completed 7 Side Quests!

Renegade Melee 5 enemies off a ledge

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

Lights Out Kill 10 multiplayer enemies using your melee attack.

Maximum Stopping Power Upgrade one weapon to the max.

Audiophile Rediscover some sweet tunes for the new world. Find all hidden MP3 players. Host only.

Perk-olate Unlock the first level for all Perks.

Room With A View Enjoy the view of Paris from Arno's balcony.

Perfect Lover Cooked a meal, cleaned the apartment, took a shower, wore the elegant dress and put on some music.

Betrayed Complete 'All Hands On Deck'.

Adventurer Complete a match in all multiplayer modes.

See You Around Complete Chapter 5 in Jake's campaign.

Sponge Smasher Defeat 100 robots as SpongeBob

Poodle Skirt Complete 'Hello Teacup'.

RE: Master of Unlocking Unlock all safes, lockers, strongboxes, and pickable locks.