Sacrificial Lamb
Shoot at or be shot by an ally with a Pack-a-Punch crossbow and kill six zombies with the explosion.
3/31/2012
5:56:41 PM
Ultra Rare 0.8%
Burn Notice
Complete "Rebirth" and "Redemption" on Veteran difficulty.
3/31/2012
5:17:59 PM
Ultra Rare 1.1%
It's your funeral
Complete "Numbers," "Project Nova," and "Victor Charlie" on Veteran difficulty.
3/31/2012
3:58:57 AM
Ultra Rare 1.2%
Not Today
Complete "Crash Site," "WMD," and "Payback" on Veteran difficulty.
3/31/2012
2:32:31 AM
Ultra Rare 1.2%
Down and Dirty
Complete "SOG" and "The Defector" on Veteran difficulty.
3/30/2012
11:57:34 PM
Ultra Rare 1.3%
Cold Warrior
Complete "Operation 40," "Vorkuta," and "Executive Order" on Veteran difficulty.
3/30/2012
10:59:04 PM
Ultra Rare 1.7%
No Leaks
Make it through the NOVA 6 gas without dying on Rebirth Island.
3/30/2012
9:48:45 PM
Ultra Rare 4.5%
Frag Master
Kill 5 enemies with a single frag grenade in the campaign.
3/29/2012
10:02:51 PM
Ultra Rare 3.2%
Light Foot
Escape the ship with 2:15 left on the timer in Veteran.
2/29/2012
11:04:53 PM
Ultra Rare 0.7%
Russian bar-b-q
Incinerate 10 enemies with the flamethrower attachment in the POW compound.
2/28/2012
11:06:26 PM
Ultra Rare 2.8%
With extreme prejudice
Get to the POW compound in the Hind using only rockets.
2/28/2012
11:03:12 PM
Ultra Rare 1.3%
Tough Economy
Use no more than 6 TOW guided missiles to destroy the tanks in the defense of Khe Sanh.
2/28/2012
9:41:41 PM
Very Rare 5.0%
Easy Rhino
In Dead Ops Arcade, use a Speed Boost to blast through 20 or more enemies at one time.
2/27/2012
10:55:06 PM
Ultra Rare 1.3%
The Collector
Buy every weapon off the walls in a single Zombies game.
2/27/2012
10:39:04 PM
Ultra Rare 1.6%
One Giant Leap
In Moon, become trapped in the Receiving Area and free yourself through resurrection in co-op.
2/22/2012
9:00:03 PM
Ultra Rare 0.7%
Quiet on the Set
In Call of the Dead, cut the lights on the Director.
2/21/2012
12:12:28 AM
Ultra Rare 1.9%
Blinded By the Fright
In Shangri-La, kill a Shrieker zombie while blinded by it.
2/14/2012
12:06:03 AM
Ultra Rare 3.4%