MrGaamers-

One Giant Leap In Moon, become trapped in the Receiving Area and free yourself through resurrection in co-op.

Big Bang Theory In Moon, gain sweet, sweet, revenge.

Cryogenic Slumber Party In Moon, complete Richtofen's grand scheme.

Time Travel Will Tell In Shangri-La, acquire the focusing stone.

Ground Control In Moon, prevent each excavator from breaching the base in one game.

Fully Armed and Operational In Moon, acquire 3 pack-a-punched weapons at the same time.

Perks in Spaaaaace! In Moon, purchase every perk in one game.

One Small Hack for a Man... In Moon, hack something.

Sally Likes Blood Demonstrate killer economic sensibilities by taking down 3 enemies with a single bullet.

Looks don't count Break the siege in the battle of Khe Sanh.

Tough Economy Use no more than 6 TOW guided missiles to destroy the tanks in the defense of Khe Sanh.

A safer place Sabotage the Soviet space program.

Cold Warrior Complete "Operation 40," "Vorkuta," and "Executive Order" on Veteran difficulty.

Small Consolation In Shangri-La, use the 31-79 JGb215 on each type of zombie.

Blinded By the Fright In Shangri-La, kill a Shrieker zombie while blinded by it.

Zomb Disposal In Shangri-La, dispose of a Napalm zombie without it harming any players.

Monkey See, Monkey Don't In Shangri-La, get something from the monkeys.

VIP Receive orders from Lancer.

Give me liberty, or give me death Escape Vorkuta.

Vehicular Slaughter Destroy all enemies on vehicles during the prison break.

Slingshot Kid Destroy all slingshot targets in 3 attempts.

Sacrifice Ensure your squad escapes safely from Cuba.

Death to Dictators Take down Castro with a headshot.

Awaken the Gazebo In Buried, Pack-a-Punch a weapon during round 1 with no one using the bank or Weapon Locker.

Mazed and Confused In Buried, survive an entire round within the maze on round 20 or higher.

FSIRT Against the Wall In Buried, purchase the LSAT off the wall and Pack-a-Punch it.

Death From Below In Buried, drop the beat on 10 zombies in one game.

Revisionist Historian In Buried, rewrite history.

Mined Games In Buried, be their pawn.

Candygram In Buried, make a candy delivery.

I'm Your Huckleberry In Buried, access all areas with the help of your new friend in one game.

When the Revolution Comes In Buried, return to processing.

Ectoplasmic Residue In Buried, acquire a perk for free.

High Maintenance In Die Rise, be the architect of their instruction.

Shooting on Location In Call of the Dead, kill 10 zombies with one Scavenger shot from over 100 feet away.

Stand-in In Call of the Dead, send the crew to Paradise in solo or co-op.

Ensemble Cast In Call of the Dead, send the crew to Paradise in co-op.

Stuntman In Call of the Dead, make a zombie explode using the V-R11.

Quiet on the Set In Call of the Dead, cut the lights on the Director.

They are going THROUGH! In Ascension, kill at least 5 zombies with 1 Gersh Device.

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

Space Race In Ascension, Pack-a-Punch a weapon before round 8.

The eagle has landers In Ascension, escape on all 3 lunar landers.

Easy Rhino In Dead Ops Arcade, use a Speed Boost to blast through 20 or more enemies at one time.

Insert Coin Access the terminal and battle the forces of the Cosmic Silverback in Dead Ops Arcade.

See Me, Stab Me, Heal Me Fire a Pack-a-Punched Ballistic Knife at a downed ally to revive them from a distance.

Hands Off the Merchandise Kill the Pentagon thief before it can steal your load-out.

Sacrificial Lamb Shoot at or be shot by an ally with a Pack-a-Punch crossbow and kill six zombies with the explosion.

The Collector Buy every weapon off the walls in a single Zombies game.

Eaten by a Grue Play Zork on the terminal.