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Die, Heretics Kill 50 Chaos Space Marines.

Accelerate Your Hero Complete Episode 3.

Defending the Ark Complete Defending the Ark

Waking up the Neighborhood Start the Sleeping Village level.

Redline Champion Win the 'Redline' Trophy event on gold star difficulty.

Complete The Game Rescue Alissa and complete the game.

Choice is Good Receive both endings.

Hopelessly Romantic Across all playthroughs, experienced all possible romances

The Collector Complete The Collector

Light Up the Sky Light Up the Sky - Destroy 25 targets with the Ark's AA guns

Uncle Benjamin Execute a 100-hit combo

Pull the Plug Remove the Power Battery without destroying any of the sentry turrets

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

Forbidden Valley Shell Collector Find all the secret shells in the Forbidden Valley.

I Hope You Gorge Yourself Start the Pumpkin Gorge level.

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

We March for Macragge! In the Land Raider job, complete the "Ultramarines II" Plaque first

Shepherd of Odd Rescue half of all the Mudokons

The Revolt Complete The Revolt

Bouncing From Here to There Complete the puzzle with rebound in the Epilogue.

Tower of Return Complete Tower of Return

Something CAN stop Juggernaut! Defeat Juggernaut on any difficulty level

Overgrown Pumpkin Seed Defeat the Pumpkin King.

An Echo Of The Past Find All Clues

Dark Void Complete Dark Void

Supersonic Reach 230 mph (370 km/h)

Courage and Honor! Complete the Land Raider job

The Veteran Severed: Complete on Zealot difficulty

Chalice of Souls Fill and obtain 7 Chalices.

Eternal Service Complete the Redemptor Dreadnought job

Speedrun Finish the Game in under 1 hour

Liberator of the Mudokon Become a Mudokon saviour

The Big Bang The Big Bang - Destroy a Knight using a grenade

A License To Kill Collect All Golden Guns

Dexterity Complete the game in under 500 moves.

Getting Specific Assign Player Instructions to a player in a Team Sheet

The Best Offence is Good Defence Defeat any enemy of the Epilogue by only starting a combo with a Deflect and Counter-Attack.

Testing the Waters Play all mini games in Gallowmere Plains.

Cadia Stands! Complete the Rogal Dorn Battle Tank job

The Spider's grace Complete a 2099 freefall section without taking damage

Get Your Feet Wet Get Your Feet Wet - Buzz the water

Degrees of Redemption Completely clean the Redemptor Dreadnought using only the yellow nozzle

Astra Militarum's Secret Weapon In the Rogal Dorn Battle Tank job, complete the Stowed Shovel first

Go with the Flo. . . Find a hidden bottle of medicine.

Finders, Filchers Collect 40 Moolah chests.

Sacristan's Duty Complete the Imperial Knight Paladin job

The Emperor Protects In the Imperial Knight Paladin job, complete the Tilt Shield and Tilt Shield Purity Seals first

Copa Libertadores Winner Awarded for the honor of becoming a Copa Libertadores Winner.

Master of the Clean Kill Get 250 Headshots.

Here, At the End of All Things Kill Daemon Prince Nemeroth.