FATTY_BOMB_BATTY

No escape Kill the target in the vehicle by shooting its weakspot.

...And stay dead! Kill the target in 7 different ways.

Four Ring Circus Enter 4 different portals without touching the ground in co-op

The One Eyed Man Is King Cover Passos With Perfect Aim

Herr Charles Kill the officer at the meeting with a testicle shot.

Charged into Battle Kill 25 enemies with the Lance as Cavalry

Slippery Slope Complete the "Black Ice" Special Ops mission on any difficulty.

The Veteran Severed: Complete on Zealot difficulty

Asking for Trouble Taunt GLaDOS in front of a camera in each of the five co-op courses

An Echo Of The Past Find All Clues

Dudes Kill 100 Red Dudes using melee.

Supremacy Complete the "Glory and the Taking of It" quest.

TBoGT: Bear Fight Win the L.C. Cage Fighters championship. (The Ballad of Gay Tony)

A License To Kill Collect All Golden Guns

Heretic Awakened: Kill the Unitologist Cult Leader.

Defender of Humanity Overcome every challenge and achieve ultimate victory

What the Butler Saw Complete the Wayne Manor AR Challenge as Batman without using any gadgets or taking any damage.

Beyond Epic Get a Level 30 Rune in Test of the Ring.

Broad-Backed Land on Trico's back after being propelled upwards from a cart.

Voice of the People Scan 20 Anarky Tags in the Main Story

Spread the system Capture the replay.

Extreme Objectification Completed 120 Optional Objectives

Music Lover You looked at the World Tree a bit too long ...

Rough Seas Perform a roadkill in a Sea Vehicle

Thanks, old friend Hear everything Alfred has to say

No Needles You completed the game without ever acquiring any Typhon power or Human ability.

The Power in These Waters Kill 15 enemies with the L-Class Destroyer

Come Get Some Complete the SP campaign on Hard Difficulty

Blood Symphony Complete the Campaign on Very Hard Difficulty

Don't Need No Hints Play through the game without reading any hint boxes.

All Come to Ruin You completed The Brigmore Witches in High Chaos

Second Wind Complete the "Echoes of Oryx" quest.

Shotgun Diplomacy Complete the Special Ops mission "Negotiator" on any difficulty.

Jump That Shark! Complete all Jimmy's Jammin' Jaunt trials

Pest Control Destroy all Electroflies in the Single Player Campaign

Advanced Studies Perform 1 kill with the Livens Projector

Serious Payne Story Complete [HARD]

Iron Grip Never lose a cube in Chamber 6 of the Mass and Velocity co-op course

Cryptozoologist Touch all enemy beasts.

Where are they going so fast? Complete 'Acta Non Verba' on hard

Au Achieve a rating of Gold or better in all Events.

Losing Their Minds Defeat 10 or more suits of armor by removing their heads.

Flyswatter Destroy 5 airplanes while in the Behemoth Airship L30

Don’t let the Wookiee win Defeat Han and Chewie.

Bulletproof Windshield Kill the drivers of both MP vehicles in the gun battle at Hughes Aircraft, before they pull up.

Split Affinity You completed the game once acquiring only Typhon Powers and again acquiring only Human abilities.

You Play, You Pay, You Bastard 100 Kills With Melee

Party of Three Find the hidden companion cube in co-op test chamber

Awkward Ride Home You escaped Talos I aboard Dahl's shuttle with only Dahl.

Redemptive Path You completed The Knife of Dunwall in Low Chaos