Sacrificial Lamb
Shoot at or be shot by an ally with a Pack-a-Punch crossbow and kill six zombies with the explosion.
5/23/2011
8:59:27 AM
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.
5/23/2011
7:09:03 AM
Ultra Rare 4.5%
Teacher's Pet
You watched all the tutorials! Take a gold star, go to the top of the class.
5/20/2011
8:04:00 AM
Very Rare 9.7%
Easy Rhino
In Dead Ops Arcade, use a Speed Boost to blast through 20 or more enemies at one time.
4/21/2011
9:44:41 PM
Ultra Rare 1.3%
Unconventional Warfare
Use the explosive bolts to kill 30 enemies in the campaign.
4/21/2011
11:32:24 AM
Very Rare 8.9%
Frag Master
Kill 5 enemies with a single frag grenade in the campaign.
4/21/2011
11:11:07 AM
Ultra Rare 3.2%
BLACK OP MASTER
Complete the campaign on Hardened or Veteran difficulty.
4/21/2011
10:53:45 AM
Ultra Rare 2.3%
It's your funeral
Complete "Numbers," "Project Nova," and "Victor Charlie" on Veteran difficulty.
4/21/2011
10:53:40 AM
Ultra Rare 1.2%
Down and Dirty
Complete "SOG" and "The Defector" on Veteran difficulty.
4/21/2011
9:59:22 AM
Ultra Rare 1.3%
Double Whammy
Destroy both helicopters with one Valkyrie rocket from the deck of the ship.
4/21/2011
9:23:43 AM
Ultra Rare 1.5%
No Leaks
Make it through the NOVA 6 gas without dying on Rebirth Island.
4/21/2011
8:37:17 AM
Ultra Rare 4.5%
Russian bar-b-q
Incinerate 10 enemies with the flamethrower attachment in the POW compound.
4/21/2011
7:10:27 AM
Ultra Rare 2.8%
With extreme prejudice
Get to the POW compound in the Hind using only rockets.
4/21/2011
7:02:11 AM
Ultra Rare 1.3%