Soul Survivor
Reach round 15 in Nazi Zombies without getting revived. (Map Pack 2 only)
10/14/2010
7:39:57 PM
Ultra Rare 4.3%
Smooth Operator
Singleplayer: In First In, Kill the Hostage Taker with a Head Shot
10/13/2010
9:55:11 PM
Common 60.8%
Der Electrician!
Link all teleport pads before round 7. (Map Pack 3 only)
10/10/2010
4:32:02 PM
Very Rare 7.6%
Perkaholics Anonymous!
Survive until round 20 without buying a single Perk. (Map Pack 3 only)
10/9/2010
5:08:52 PM
Ultra Rare 4.7%
It's a Trap!
Kill at least one zombie with three different traps in a single round. (Map Pack 2 only)
10/5/2010
5:44:22 PM
Ultra Rare 2.7%
Big Brawler
Get 10 consecutive zombie melee kills before Insta-Kill expires. (Map Pack 2 only)
10/3/2010
8:08:18 PM
Ultra Rare 3.5%
Muerte la robo-lución
Killed the Interplanatary Ninja Assassin Claptrap
9/30/2010
7:06:38 PM
Very Rare 6.5%
