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Wing play Score from a cross

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

Elevator Out of Order Reach the roof in 'Highrise' under 45 seconds

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

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

Hero Save a penalty

Professional Reach Rank 10 (Ranked Match)

A Head for Heights Create a coaster with an 80m drop

Undiscovered Truths Find all the intel hidden in Nightfall.

Gravestone Kill 100 Zombies with a vehicle in a single deployment in MWZ

Back in the Field Acquire the Major's keycard in 'Deep Cover' within 90 seconds without being detected

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

Burgertown Escort Service Rescue 1 survivor in Infection.

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

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

I Got This In The Darkest Shore, survive the initial beach rush without using any machine gun turrets.

Collector Loot 10 Superior or Custom items.

Fundamental Principles Amended the Constitution 6 times in a single game

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

You Can Pet The Dog Pet a Hellhound in MWZ

Come On And ... Slam 10 zombies at once in Outbreak.

Century of Goals Score 100 goals in FIFA 12 match play

One goal a season Score with a defender in a match

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

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

Alright, Alright Survive until round 10 in Infection.

Bronzed Complete the Bronze stage of all Skills

Survivor Survive until Round 25 in Outbreak.

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

High Wire Act Kill 10 enemies while using a zipline

In Seventh Heaven Reached overall happiness of 77

PC Load Letter Use the 3D printer 15 times in a single match in Outbreak.

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

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

The third faction Rescue all the Buddies from their respective predicaments

Heavy Ordinance Specialist Destroy 50 Aerial Scorestreaks with Launchers in Multiplayer

For Science! Researched all technologies at least once before the year 2005 in a single game

Perkaholic Have 9 perks active at the same time in MWZ

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

Friends With Benefits Had relations higher than 90 with all factions in the Modern Era

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

Like on the training field Score from a corner

That's One Way to Do It... Destroy an airborne enemy helicopter with a Mortar Strike

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

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

Escaped Awakening Escape Awakening for the first time in Regular or Hardcore difficulty.

Puppet Master Talk to the Press in Career Mode

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

Egg-stra Awakening! Complete the Egg-Stra XP challenge and then scan an obelisk in the Invasion DLC package.

141 Ready Complete the campaign on Veteran