Light Foot
Escape the ship with 2:15 left on the timer in Veteran.
11/22/2010
3:17:45 PM
Ultra Rare 0.7%
Frag Master
Kill 5 enemies with a single frag grenade in the campaign.
11/22/2010
1:22:51 PM
Ultra Rare 3.2%
Sacrificial Lamb
Shoot at or be shot by an ally with a Pack-a-Punch crossbow and kill six zombies with the explosion.
11/21/2010
11:58:28 PM
Ultra Rare 0.8%
See Me, Stab Me, Heal Me
Fire a Pack-a-Punched Ballistic Knife at a downed ally to revive them from a distance.
11/20/2010
3:39:47 PM
Ultra Rare 4.5%
Hands Off the Merchandise
Kill the Pentagon thief before it can steal your load-out.
11/19/2010
12:30:02 AM
Ultra Rare 4.4%
The Collector
Buy every weapon off the walls in a single Zombies game.
11/17/2010
12:42:21 AM
Ultra Rare 1.6%
Easy Rhino
In Dead Ops Arcade, use a Speed Boost to blast through 20 or more enemies at one time.
11/16/2010
3:31:54 PM
Ultra Rare 1.3%
The Battle is Won...
Singleplayer: Finish the game on Easy, Normal or Hard
11/16/2010
3:18:57 PM
Rare 42.7%
Timber!
Singleplayer: In Rescue the Rescuers, chop down 5 trees with the Minigun
11/15/2010
6:38:20 PM
Rare 10.2%
The Quiet Professional
Singleplayer: In Neptune's Net, eliminate 13 enemies without alerting anyone
11/15/2010
6:20:47 PM
Ultra Rare 4.6%
Feeding the Pig
Singleplayer: In Compromised, get 15 kills with the M60
11/15/2010
5:43:57 PM
Rare 18.1%
Like a Surgeon
Singleplayer: While long range sniping, hit one of every bodypart
11/15/2010
5:26:57 PM
Rare 40.3%
It Takes A Village...Out
Singleplayer: Destroy 30 buildings in Gunfighters Village
11/15/2010
1:15:06 PM
Very Rare 5.9%