Desperado
Kill 5 enemies in a row using 5 different weapons or attachments in Single Player or Special Ops.
1/7/2010
8:40:16 PM
Rare 21.2%
It Goes to Eleven
Earn at least 1 star in 11 different Special Op missions.
1/3/2010
8:35:31 PM
Rare 17.0%
The Harder They Fall
Kill 2 rappelling enemies in a row before they land on their feet in Single Player or Special Ops.
1/2/2010
10:12:11 PM
Rare 30.0%
Downed but Not Out
Kill 4 enemies in a row while downed in Special Ops.
1/2/2010
9:01:29 PM
Very Rare 5.8%
Gas Powered
Complete an entire arena, getting every kill with the Chainsaw
1/2/2010
1:22:54 AM
Common 63.0%
Tour of the City
Complete each arena at least once in the same game in any game mode
1/1/2010
8:06:49 AM
Common 74.4%
More the Merrier
Kill 10 or more zombies at the same time in any game mode
1/1/2010
7:58:41 AM
Common 81.1%
Interior Decorator
Kill 25 zombies in any game mode using environmental hazards
1/1/2010
7:58:24 AM
Common 80.1%
Environmental Awareness
Kill a zombie using an environmental hazard in any game mode
1/1/2010
7:43:52 AM
Common 91.8%
Paint The Town Red
Fill the screen with the maximum amount of blood on any level.
1/1/2010
5:58:34 AM
Common 86.5%
Pit Boss
Run The Pit in 'S.S.D.D' and finish with a final time under 30 seconds.
12/21/2009
5:33:14 AM
Ultra Rare 2.8%
