Aceterix

Marksman Destroy an enemy with a shot fired from 300 meters away.

Goal Driven Complete 10 Weekly Challenges.

Guiding Light Find 300 items with the flashlight

A Life Torn Between Order and Chaos Either on (at least) your 5th playthrough or in Chaos difficulty, win the final battle without retrying! Play long enough in Intense to unlock this ghastly difficulty setting. It's the only difficulty that offers a chance of obtaining triple-skill equipment!

Collector Disarm 15 wallmines.

Mark of the Assassin Defeated Duke Prosper, with or without Tallis. ("Mark of the Assassin" downloadable content)

Can't Touch This! Remain uninfected in a round of Outbreak (Pro Tour or Jam Session)

Grind it Out Win a match with 10 men Online or when playing on Professional difficulty or higher

Whirlwind Warrior Using the Tempest Knife, defeat 10 Mountaineer mobs within 10 seconds.

Trophy Taker As the Predator, gather a total of 100 full trophies from Fireteam bodies (Long Claims)
0/100

UFO Hit and Run Kill all enemies during Hardboiled's final, successful escape in Chapter 6

Hot Woah on Woah Action! Destroy a Woah Block with another Woah Block!

Leaving a Fine Lookin' Fossil Hold a 'Proud Hero' pose to your demise, dressed in an Excavator outfit

Enough to make a cat laugh Upgrade your extra lives to 9

Total Bone-Head Earn a Gold Medal in every Challenge (Boneyard Challenges).

Cold Hearted Complete No Negotiation without saving any hostages.

Silver bullet Obtain a silver medal in 10 different challenges

(Don't) Hit the Brakes! Defeated 100 enemies with Rush Attacks.

Prod for Victory Win a game by using the Prod.

Spence is in the Air Complete "Spence is in the Air" challenge

Creeper In The Woods Complete Creeper Woods on Apocalypse difficulty, without defeating any mobs.

Headhunter As a Fireteam member, get 1000 head shots on AI enemies
0/1000

Time Attack In Gorod Krovi, complete Time Attack: Round 20.

Raging Bull Completed all chapters on any difficulty using Sideswipe.

Truly Human Defeat Sundowner without taking any damage on Hard difficulty or above.

Keep on Trucking Climb onto the roof of a truck on the trucks stage

Second Team Finish a match with Ash (Evil Dead 2), Annie Knowby and Ed Getley in your team

Join us! Possess 10 Survivors

I may be bad, but I feel good Fully upgrade 4 categories using Infernal Upgrade Points

Ellag Defeat Ellag.

The Full Cavity Treatment Complete all 3 Track Challenges on any track

Flag hunter Capture 50 flags from the enemy camp. (Multiplayer)

There Is Kindness in You Accept The Song's compromise

Ultimate Cosmic Power! Fully upgrade all of the costumes in the game.

Honorable Driver Complete an online multiplayer race with a ‘Cautious’ rating

Astrophysicist Complete all the Cross-Controller Pack Tutorials

Subzero Hero Obtain clothing to get a survivable temperature rating of -22°C / -7°F.

Zombie Fanatic In Blackout, unlock Bruno, Scarlett, Diego, Shaw, Dempsey, Takeo, Nikolai and Richtofen

Blackjack Subtle Evaded vault security in Chateau Haine. ("Mark of the Assassin" downloadable content)

Locksmith Unlock all the LittleBigPlanet™2: Move Pack minigames

Dishonored Knock someone out by dropping onto them from above

Overachiever In Origins, complete all 4 Challenges in one game.

Sweet 16 This is proof that you've achieved the Stack 16 bonus skill, the highest echelon of Stack bonuses. Whether this is the end or just the beginning is up to you.

Immune Complete the game without using single medikit.

Urban Legend Complete the game without dying more than 5 times.

Grows In The Telling Complete the Story on hard difficulty.

Chosen by History Defeat Samuel without taking any damage on Hard difficulty or above.

Terrible Terrible Damage! Inflict over 20,000,000 total damage.

Brave New World Discover the Dark Playground

Phantom in the Hull Reach level 18 in survival mode.