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

Unlocked: 24 Aug 2015 01:48:50

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

Unlocked: 23 Aug 2015 03:37:01

Find all the hidden intel.

Unlocked: 21 Aug 2015 02:33:16

Destroy all enemies on vehicles during the prison break.

Unlocked: 11 Aug 2015 00:53:36

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

Unlocked: 11 Aug 2015 00:36:14

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

Unlocked: 11 Aug 2015 00:27:07

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

Unlocked: 11 Aug 2015 00:17:15

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

Unlocked: 10 Aug 2015 23:46:38

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

Unlocked: 10 Aug 2015 22:18:41

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

Unlocked: 07 Aug 2015 01:21:17

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

Unlocked: 07 Aug 2015 01:18:47

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

Unlocked: 07 Aug 2015 01:06:51

Destroy all slingshot targets in 3 attempts.

Unlocked: 05 Aug 2015 05:57:23

Complete the campaign on any difficulty.

Unlocked: 05 Aug 2015 05:30:27

Complete the campaign on Hardened or Veteran difficulty.

Unlocked: 05 Aug 2015 05:30:27

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

Unlocked: 05 Aug 2015 05:30:27

Crack the code.

Unlocked: 05 Aug 2015 02:53:12

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

Unlocked: 05 Aug 2015 01:29:06

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

Unlocked: 05 Aug 2015 01:05:16

Enter the Soviet relay station undetected.

Unlocked: 05 Aug 2015 00:07:41

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

Unlocked: 04 Aug 2015 09:38:13

Find the Soviet connection in Laos.

Unlocked: 04 Aug 2015 09:22:20

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

Unlocked: 04 Aug 2015 09:07:29

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

Unlocked: 04 Aug 2015 08:48:37

Use the Grim Reaper to destroy the MG emplacement.

Unlocked: 04 Aug 2015 08:39:32

Silently take out 3 VC.

Unlocked: 04 Aug 2015 08:33:44

Escape the Past.

Unlocked: 04 Aug 2015 08:26:07

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

Unlocked: 04 Aug 2015 08:24:05

Escape Kowloon.

Unlocked: 04 Aug 2015 07:36:47

Use only dual wield weapons to escape Kowloon.

Unlocked: 04 Aug 2015 07:35:49

Retrieve the dossier and the defector from Hue City.

Unlocked: 04 Aug 2015 01:31:59

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

Unlocked: 04 Aug 2015 01:31:59

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

Unlocked: 04 Aug 2015 01:17:34

Kill 10 NVA with Dragon's Breath rounds.

Unlocked: 04 Aug 2015 01:05:07

Break the siege in the battle of Khe Sanh.

Unlocked: 04 Aug 2015 01:02:40

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

Unlocked: 04 Aug 2015 01:02:16

Sabotage the Soviet space program.

Unlocked: 03 Aug 2015 07:24:04

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

Unlocked: 03 Aug 2015 07:24:03

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

Unlocked: 03 Aug 2015 06:55:28

Receive orders from Lancer.

Unlocked: 03 Aug 2015 06:37:05

Escape Vorkuta.

Unlocked: 02 Aug 2015 23:17:18

Ensure your squad escapes safely from Cuba.

Unlocked: 25 Sep 2014 02:41:24

Take down Castro with a headshot.

Unlocked: 25 Sep 2014 02:34:54

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

Unlocked: 06 Feb 2014 01:00:40

Play Zork on the terminal.

Unlocked: 15 Aug 2013 23:37:37

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

Unlocked: 14 Jul 2013 00:17:49

Finish 5 Wager Matches "in the money."

Unlocked: 09 Jul 2013 06:26:38

Watch a film or clip with a friend.

Unlocked: 10 Jun 2013 03:01:34

Reach rank 10 in Combat Training.

Unlocked: 29 May 2013 03:27:08

Break free from the torture chair.

Unlocked: 19 May 2013 13:22:48

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

Unlocked: 10 Aug 2015 22:01:36

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

Unlocked: 22 Aug 2013 09:13:11

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

Unlocked: 03 Aug 2013 07:01:43

In Ascension, escape on all 3 lunar landers.

Unlocked: 26 Jul 2013 02:56:00

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

Unlocked: 15 Oct 2015 23:24:37

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

Unlocked: 10 Aug 2015 06:54:32

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

Unlocked: 10 Aug 2015 06:51:37

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

Unlocked: 26 Aug 2013 07:06:33

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

Unlocked: 24 Aug 2013 06:39:34

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

Unlocked: 23 Aug 2015 00:29:38

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

Unlocked: 23 Aug 2015 00:27:48

In Shangri-La, acquire the focusing stone.

Unlocked: 03 Aug 2015 05:16:48

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

Unlocked: 22 Aug 2013 22:56:00

In Shangri-La, get something from the monkeys.

Unlocked: 22 Aug 2013 22:45:26

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

Unlocked: 15 Oct 2015 01:28:15

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

Unlocked: 19 Aug 2015 03:10:56

In Moon, purchase every perk in one game.

Unlocked: 07 Aug 2015 10:02:38

In Moon, gain sweet, sweet, revenge.

Unlocked: 22 Aug 2013 07:57:12

In Moon, complete Richtofen's grand scheme.

Unlocked: 22 Aug 2013 07:09:27

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

Unlocked: 22 Aug 2013 05:42:21

In Moon, hack something.

Unlocked: 12 Aug 2013 00:32:19