TheLowestKey

Stand Down Complete the campaign on any difficulty.

BLACK OP MASTER Complete the campaign on Hardened or Veteran difficulty.

Burn Notice Complete "Rebirth" and "Redemption" on Veteran difficulty.

Clarity Crack the code.

Not Today Complete "Crash Site," "WMD," and "Payback" on Veteran difficulty.

Mr. Black OP Enter the Soviet relay station undetected.

Never get off the boat Find the Soviet connection in Laos.

Lord Nelson Destroy all targets and structures while making your way up the river.

It's your funeral Complete "Numbers," "Project Nova," and "Victor Charlie" on Veteran difficulty.

Up close and personal Silently take out 3 VC.

Some wounds never heal Escape the Past.

Broken English Escape Kowloon.

SOG Rules Retrieve the dossier and the defector from Hue City.

Down and Dirty Complete "SOG" and "The Defector" on Veteran difficulty.

Raining Pain Rack up a body count of 20 NVA using air support in Hue City.

The Dragon Within Kill 10 NVA with Dragon's Breath rounds.

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.

Unconventional Warfare Use the explosive bolts to kill 30 enemies in the campaign.

Master of Disguise In Origins, use Zombie Blood to revive three players and activate a generator in one game.

All Your Base In Origins, activate all generators without allowing one to stop.

Pop Goes the Weasel In Mob of the Dead, break the cycle.

Making the Rounds In Mob of the Dead, complete the cycle 3 times.

Feed the Beast In Mob of the Dead, obtain Hell's Retriever.

No One Escapes Alive In Mob of the Dead, execute the escape plan.

Acid Drip In Mob of the Dead, convert a weapon using a kit.

Paranormal Progress In Mob of the Dead, open a door without spending points.

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.

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.

Sacrifice Ensure your squad escapes safely from Cuba.

Death to Dictators Take down Castro with a headshot.

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

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

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

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

Just ask me nicely Break free from the torture chair.

Don’t Call it a Rally After entering an inning when losing, get 5 hits during that same inning.
(Excludes simulated gameplay)

This is My Home Play in a user created stadium.

Flush While playing Diamond Quest, buy two perks from Coach’s Cart on a single map.

Are You Still There? Strikeout without swinging the bat during an at-bat.

The Start of Something After entering an inning when losing, get 3 hits during that same inning.
(Excludes simulated gameplay)

Gone Questing Successfully Complete a Diamond Quest Map Run.

Suit Up In Road to the Show, equip a piece of equipment in every slot.

Down Low… Too Slow Use a swim move to avoid a tag while sliding into a base. (Excludes simulated gameplay)

Can of Corn Catch 5 fly balls in a single game. (Excludes simulated gameplay)