FaultyMuppet

That Escalated Quickly Activate and survive a Dark Altar in the Main Campaign.

Apex Contender Unlock the 'Apex' Trophy event.

They Never Saw it Coming Backstabbed 20 enemies.

Redemption Collect 50,000 Red Orbs

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

Defending the Ark Complete Defending the Ark

Rapid Powerups Collect three powerups in five seconds.

Clockwork Pass the pendulum obstacle course in 60 seconds in “Aztec”

Army of clones Create 30 clones

Tower Defense Had 20 Guard Towers in a single game

Deal Maker You purchased at least 8 favors in The Brigmore Witches

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

Low Profile Access the Security Center without triggering the alarm in 'Justice For All'

Festival of Blood Save Serka.

The Collector Complete The Collector

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

King of the Swamp Complete End of Zoe on Joe Must Die.

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

Bee Buster Clear all 70 bees within 1 minute and 40 seconds in the Bumble-Buster mini-game.

Vacation Plans Complete Chapter 7: Forest Laboratory

Baby Steps Create a household.

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

No Way Home Destroy the Helghast extraction dropship in 'Lights Out'

New Year Celebrate the New Year in THE TWO COLONELS Chapter.

Cyan Of The Times Spin out 2 racers with Cyan Laser.

ELEPHANT RESURRECTION Reach the icy cave's exit with the Elephant Slug

The legend of the plains Kill a Plains Guardian

Under Pressure Complete "Steam"

Come fly with me Take a Meep creature for a flight for at least 10 seconds.

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

Musclehead Unleash Break Time with Terra.

Bad Moon Rising Complete Dead Space™ 3 Awakened.

Agricultural Community Had more than 20 Plantations, Hydroponic Farms, Factory Farms and Ranches in a single game

Good Samaritan Accept and complete 50% of all missions

Bringer of Peace Completed all "Siege of Osaka (Summer)" missions.
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Crime Doesn't Pay Spent over 10,000 gold in crime bribes.

The Revolt Complete The Revolt

Minesweeper Blow up Hitler on VIP boat with a sea mine

I am Speed Discover one of the hidden snails.

Spotted Climb the highest point in Naval Strike

Reunited with Fidolina Defeat the Mamaback and save your dear friend.

EXP Hunter Earn 2,000 EXP or more in one song.

Liberation Prevent the missile launch and defeat Aaron Keener.

Under Lady Liberty's Gaze Complete the manhunt and eliminate Aaron Keener.

Broken Hearts Club Complete "Operation: Red Queen".

Full pockets Empty 100 containers

Gradual Gain of Power Acquired 500 Offerings.

Tower of Return Complete Tower of Return

Having a Ball Completed the Sierra Madre Gala Event.

Frequent Fighter Won 100 battles.