Mayhem
On chapter III, kill 20 armed enemies while riding the stagecoach.
10/10/2009
3:45:06 PM
Rare 24.1%
Pack Addict!
Upgrade 5 weapons at the Pack A Punch Machine. (Map Pack 3 only)
10/4/2009
7:30:58 PM
Very Rare 5.4%
Big Brawler
Get 10 consecutive zombie melee kills before Insta-Kill expires. (Map Pack 2 only)
10/4/2009
4:13:08 PM
Ultra Rare 3.5%
Perkaholics Anonymous!
Survive until round 20 without buying a single Perk. (Map Pack 3 only)
9/26/2009
10:02:26 PM
Ultra Rare 4.7%
Bearing the Burden
Complete 'Downfall' on Veteran difficulty. (Solo only)
9/26/2009
8:30:57 PM
Ultra Rare 2.3%
Der Electrician!
Link all teleport pads before round 7. (Map Pack 3 only)
8/30/2009
3:53:05 AM
Very Rare 7.6%
Welcome to the Frontier
Finish a full Wild West Legends game (ranked only).
8/20/2009
7:10:55 PM
Very Rare 9.6%
Shotgun Expert
Kill 250 People using shotguns (ranked play counts).
8/17/2009
11:24:13 PM
Ultra Rare 4.2%
Untouchable
Finish any chapter, except for VI and VIII, without getting severely wounded.
8/16/2009
6:39:52 PM
Rare 30.2%
Rowing-Race Cheater
On chapter XI, kill all the Indians during canoe chase.
8/6/2009
4:18:42 AM
Rare 28.9%