Desperado
Kill 5 enemies in a row using 5 different weapons or attachments in Single Player or Special Ops.
4/19/2010
1:27:31 AM
Rare 21.2%
Out of the Frying Pan...
Complete the mission in the airplane graveyard.
4/19/2010
1:16:51 AM
Rare 33.0%
Unnecessary Roughness
Use a riot shield to beat down an enemy in Single Player or Special Ops.
4/11/2010
9:44:59 PM
Rare 34.5%
The Harder They Fall
Kill 2 rappelling enemies in a row before they land on their feet in Single Player or Special Ops.
4/11/2010
9:30:06 PM
Rare 30.0%
Get Your Right Foot Wet
Complete a match in Competitive Co-Op mode. (Online co-op only)
3/24/2010
11:40:55 PM
Rare 16.8%
Acquire Waffle Weapons!
Obtain the Ray Gun, DG-2, and the Monkey Bomb at the same time in a game. (Map Pack 3 only)
3/21/2010
8:14:01 AM
Very Rare 5.6%
Pack Addict!
Upgrade 5 weapons at the Pack A Punch Machine. (Map Pack 3 only)
3/21/2010
8:11:05 AM
Very Rare 5.4%
Weapon of Minor Destruction
Kill no more than one zombie with a nuke. (Map Pack 2 only)
3/19/2010
11:49:16 PM
Very Rare 7.0%
Weapon of Mass Destruction
Radio in a naval bombardment that kills at least 4 Japanese soldiers.
3/14/2010
10:29:19 PM
Rare 32.8%
Snake in the Grass
Take out a Japanese soldier lying in wait in the grass.
3/14/2010
10:22:24 PM
Rare 44.5%
Ten plus foot-mobiles
Kill at least 10 enemies with one Predator missile in Single Player or Special Ops.
3/14/2010
9:16:28 PM
Rare 45.1%
Some Like it Hot
Kill 6 enemies in a row using a thermal weapon in Single Player or Special Ops.
3/14/2010
9:07:55 PM
Rare 39.8%
Perkaholics Anonymous!
Survive until round 20 without buying a single Perk. (Map Pack 3 only)
3/6/2010
7:04:22 AM
Ultra Rare 4.7%
