XaeroKool

Concerned Citizens You helped Irma, Jeremiah, and Christian

Disarmament Dispose of a nuclear weapon.

Power Chord Kill Frank using a Slab ability. Take a bow.

Brain Pain Train Slain Defeat Locomöbius.

The Whole Story Collected all Audio Diaries and Voxophones in Burial at Sea - Episode 2.

Promise Kept Complete End of Zoe on Easy or Normal.

Life of the Party Find 100% of all Collectibles.

The G.O.D. of O.S.P. Enter a map with an empty loadout and kill all Visionaries present. Leave the map. Wash your hands.

There's Always Peng! Find Peng.

Photo-Finish Beginner Gain a star in any event of 'Photo-Finish'

Run the Gauntlet Complete "Desperate Escape" on Professional.

Scrap collector Earn any collectible Star

It Takes Two to Tango Chain a 40-defeated combo in Team Slayers.

Sunday Driver Complete the driving portion of S.O.E. without hitting any obstacles.

Mourning Stars Complete all City Takeover gameplay in the New Colvin district.

Double Style Points Defeat 2 enemies during the same Aerial Attack

It's Like That Send a Like for the first time.

Death Is In The Air As Colt, achieve 3 airborne headshots on enemies you've launched using Karnesis.

Hack the Planet Complete all City Takeover gameplay in the Stanfield district.

Gooooooooooooooooooooooooal! Kick the soccer ball into the goal in Peru

Flash the Pan Destroy all Gang Operations in Steelport.

Helping Hands Revive a Co-op player 20 times

Sphinx' Riddle Complete all 40 of the Catwoman Riddler grid items

Hanging With Mr. Pierce Complete all City Takeover gameplay in the Downtown district.

Trauma Center Defeat Dr. Benedict.

You Might Hurt Someone With That Shoot 10 Airborne Grenades

Great Briton Complete the level "England – King Arthur's Tomb?"

Blink Of An Eye As Colt, transport an enemy onto a mine using Shift.

Sightseeing Visit a District

DLC: Zombies: Killer BeeZ Destroy all the Zom-bee nests in Laboratory of the Dead.

Barkeep Began Sammy's Renovation

Madness Begins In American McGee’s Alice, Complete Village of the Doomed

Deployment Complete all key Dispatch Missions.

It's Nepal Good Complete the level "Nepal – The Ghalali Key"

You're the Best... Complete all City Takeover gameplay in the Carver Island district.

“Worlds of Hurt” – Tough Guy Rescued the Little Sister in “Worlds of Hurt” using only plasmids, tonics, the wrench, and the research camera, on Medium or higher difficulty

Judgement Day Kill Harriet with poisonous gas.

Red Wrath and Beyond Defeat Psychoreaver.

Army of One Win 15 matches in Slayers.

T-Bone: Friends in Need Complete Act 1

It's Starting to Grow on Me Use Rose's mutamycete powers at least 20 times.

Blood Bath Kill 200 opponents in BATTLEMODE

Come With Me If You Want To Live Rescue all the scientists within an Episode

ULTIMATE SHIP Everything maxed out

Perfect Win Beat the game without continuing.

A Game of Chicken Crash into a flying airplane with your own plane

Pinball Dreams Destroy a vehicle with the PBX Auto-Slug 4 shotgun's "Ricochet" secondary fire

A Job Well Done Complete the game on Explorer or Adventurer difficulty

Survive the Wild Escape from the deep dark Wild.

Accomplished Complete all missions.