Paullous

In the Belly of the Beast In Zetsubou No Shima, survive getting consumed.

Sub Zero Complete the "Arctic Recon" Special Ops mission on Veteran difficulty.

Salute Me Achieve the rank of Lieutenant.

Stunning! Pigsy's Perfect 10: Stun 5 enemies using one single EMP device.

Throttled Survival Kill the Breeder while using a Relic in Nightfall in Regular or Hardcore difficulty.

Vendetta Destroyed the career of Guard Captain Eams. ("Leliana's Song" downloadable content)

Speed Slayer Kill the Breeder in less than 5 minutes in Nightfall in Regular or Hardcore difficulty.

Taking Flight In Gorod Krovi, ride a Dragon.

Survived Mayday Kill the Kraken for the first time in Mayday in Regular or Hardcore difficulty.

Pack Addict! Upgrade 5 weapons at the Pack A Punch Machine. (Map Pack 3 only)

Der Meisterbogenschuetze In Der Eisendrache, obtain all of the ancient bows.

Targets Acquired Get past the first gate in Awakening in Regular or Hardcore difficulty.

Gest - Chapter XIII Finish the levels from Chapter XIII in Warrior difficulty

Discriminating Buyer Use exactly one of each care package in the "Special Delivery" Special Ops mission.

High Score Score 800,000 points in one game -- with Game Settings set to Hardcore.

Postmaster Complete any outpost by activating all of the generators in Regular or Hardcore difficulty.

Escape Artist Successfully extract 25 times in Hazard Zone

You know you're REALLY Insane, right? Complete the entire main campaign on Authentic Plus difficulty

Lights Out Complete the "Light 'Em Up" Special Ops mission on Veteran difficulty.

I came in like a Resogun Accumulate a total Wrecking combo of 1,000 in Demolition mode

Two's Company, Four's a Party Complete any Adventure level with 4 players.

Big Game Trapper Use a hypno trap to turn a Rhino friendly in Mayday in Regular or Hardcore difficulty.

Undiscovered Truths Find all the intel hidden in Nightfall.

Acquire Waffle Weapons! Obtain the Ray Gun, DG-2, and the Monkey Bomb at the same time in a game. (Map Pack 3 only)

Deliver This Complete the "Special Delivery" Special Ops mission on Veteran difficulty.

Chimp on the Barbie In Ascension, kill a space monkey with a fire trap.

Master of the reliquary Gather all the fingers of Frankenstein

Better than the Best Complete the entire campaign on Authentic Plus difficulty with no manual saves

A Time of Wood and Stone Gathered the lost lore of Cadash Thaig ("Witch Hunt" downloadable content)

Don't make me pull the trigger! Survive for 5 minutes in Demolition mode

Flyswatter Destroy all helicopters in the "Vertigo" Special Ops mission.

Dinner Date Pigsy's Perfect 10: Collect all hidden food and pin-up girls.

Pinnacle Complete the "Vertigo" Special Ops mission on Veteran difficulty.

Egg-stra Devastation! Complete the Egg-Stra XP challenge and then destroy a hive in the Devastation DLC package.

Skirmish - Chapter XIV Finish the levels from Chapter XIV in Squire difficulty

That Party was Ace Ace every Adventure level in The Journey Home.

Untouchable Emissary Reach the end of the game without a game over.

Deadhead Get 150 zombie headshots in a single game. (Map Pack 2 only)

A Bridge To Somewhere Extend the bridge in Awakening in Regular or Hardcore difficulty.

The Clockwork Tomb Complete the quest: The Clockwork Tomb

To Jugger or to Jugger-Naut Kill all juggernauts after they land on Veteran difficulty in the "Vertigo" Special Ops mission.

The Ultimate Sacrifice In Zetsubou No Shima, retrieve the Skull of Nan Sapwe.

To Hell And Back Finish the game on Very Hard Mode with any character

It's a Trap! Kill at least one zombie with three different traps in a single round. (Map Pack 2 only)

Blood Donor Pass 5000 levels in Bloody Palace Mode

Tier One In a group of 4 finish an Operation on Challenge with 5 directives enabled.

Burning times Complete a level on Master difficulty without using bombs, overdrive or boost with a custom ship

Reaper Defeated the Harvester ("The Golems of Amgarrak" downloadable content)

Sack the Postman Post all 6 invitations for the party.

Lightning Emissary Reach the end of the game in 5 hours or less.