Incinerate 10 enemies with the flamethrower attachment in the POW compound.

Unlocked: 11 Jan 2015 12:03 am

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

Unlocked: 10 Jan 2015 11:43 pm

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

Unlocked: 10 Jan 2015 11:38 pm

Kill 5 enemies with a single frag grenade in the campaign.

Unlocked: 10 Jan 2015 11:26 pm

Destroy both helicopters with one Valkyrie rocket from the deck of the ship.

Unlocked: 10 Jan 2015 11:10 pm

Use only dual wield weapons to escape Kowloon.

Unlocked: 10 Jan 2015 10:53 pm

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

Unlocked: 10 Jan 2015 10:39 pm

Make it through the NOVA 6 gas without dying on Rebirth Island.

Unlocked: 10 Jan 2015 10:20 pm

Kill 7 monkeys in under 10 seconds in the Rebirth labs.

Unlocked: 10 Jan 2015 10:10 pm

Get to the POW compound in the Hind using only rockets.

Unlocked: 10 Jan 2015 09:52 pm

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

Unlocked: 10 Jan 2015 09:34 pm

Fire a Pack-a-Punched Ballistic Knife at a downed ally to revive them from a distance.

Unlocked: 27 Aug 2011 05:58 pm

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

Unlocked: 10 Apr 2011 09:26 pm

Reach rank 10 in Combat Training.

Unlocked: 18 Mar 2011 09:13 pm

Destroy all slingshot targets in 3 attempts.

Unlocked: 27 Feb 2011 07:29 am

Play Zork on the terminal.

Unlocked: 13 Dec 2010 02:27 am

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

Unlocked: 26 Nov 2010 09:45 pm

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

Unlocked: 20 Nov 2010 10:11 pm

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

Unlocked: 20 Nov 2010 04:36 pm

Watch a film or clip with a friend.

Unlocked: 14 Nov 2010 12:39 am

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

Unlocked: 12 Nov 2010 10:25 pm

Break free from the torture chair.

Unlocked: 12 Nov 2010 10:03 pm

Finish 5 Wager Matches "in the money."

Unlocked: 11 Nov 2010 06:11 am

Complete the campaign on any difficulty.

Unlocked: 11 Nov 2010 03:57 am

Crack the code.

Unlocked: 11 Nov 2010 03:39 am

Enter the Soviet relay station undetected.

Unlocked: 11 Nov 2010 02:36 am

Guide the squad through the Soviet outpost without them getting killed.

Unlocked: 11 Nov 2010 12:51 am

Find the Soviet connection in Laos.

Unlocked: 11 Nov 2010 12:44 am

Use the Grim Reaper to destroy the MG emplacement.

Unlocked: 11 Nov 2010 12:24 am

Silently take out 3 VC.

Unlocked: 11 Nov 2010 12:20 am

Escape the Past.

Unlocked: 11 Nov 2010 12:12 am

Escape Kowloon.

Unlocked: 10 Nov 2010 11:51 pm

Retrieve the dossier and the defector from Hue City.

Unlocked: 10 Nov 2010 11:34 pm

Kill 10 NVA with Dragon's Breath rounds.

Unlocked: 10 Nov 2010 11:16 pm

Break the siege in the battle of Khe Sanh.

Unlocked: 10 Nov 2010 11:14 pm

Sabotage the Soviet space program.

Unlocked: 10 Nov 2010 10:57 pm

Receive orders from Lancer.

Unlocked: 10 Nov 2010 10:37 pm

Escape Vorkuta.

Unlocked: 10 Nov 2010 10:32 pm

Destroy all enemies on vehicles during the prison break.

Unlocked: 10 Nov 2010 10:31 pm

Ensure your squad escapes safely from Cuba.

Unlocked: 10 Nov 2010 10:11 pm

Take down Castro with a headshot.

Unlocked: 10 Nov 2010 10:06 pm

Escape the ship with 2:15 left on the timer in Veteran.

Complete the campaign on Hardened or Veteran difficulty.

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

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

Complete "Numbers," "Project Nova," and "Victor Charlie" on Veteran difficulty.

Complete "Crash Site," "WMD," and "Payback" on Veteran difficulty.

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

Find all the hidden intel.

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

In Ascension, Pack-a-Punch a weapon by round 8.

Unlocked: 27 Aug 2011 05:36 pm

In Ascension, kill a space monkey with a fire trap.

Unlocked: 21 Feb 2011 01:27 am

In Ascension, kill at least 5 zombies with 1 Gersh Device.

Unlocked: 2 Feb 2011 02:56 am

In Ascension, escape on all 3 lunar landers.

Unlocked: 2 Feb 2011 01:42 am

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

Unlocked: 8 Jun 2011 06:37 am

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

Unlocked: 8 Jun 2011 06:37 am

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

Unlocked: 7 Jun 2011 10:28 pm

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

Unlocked: 6 May 2011 03:34 am

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

Unlocked: 4 May 2011 12:11 am

In Shangri-La, acquire the focusing stone.

Unlocked: 27 Aug 2011 04:33 am

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

Unlocked: 29 Jun 2011 07:30 pm

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

Unlocked: 28 Jun 2011 02:28 pm

In Shangri-La, get something from the monkeys.

Unlocked: 28 Jun 2011 02:14 pm

In Shangri-La, kill a Shrieker zombie while blinded by it.

Unlocked: 28 Jun 2011 01:46 pm

In Moon, complete Richtofen's grand scheme.

Unlocked: 29 Aug 2011 01:07 am

In Moon, purchase every perk in one game.

Unlocked: 27 Aug 2011 08:31 pm

In Moon, acquire 3 pack-a-punched weapons at the same time.

Unlocked: 25 Aug 2011 02:46 am

In Moon, hack something.

Unlocked: 23 Aug 2011 08:33 pm

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

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

In Moon, gain sweet, sweet, revenge.