Survivor
In Eliminator escape from last place 10 times with only 3 seconds to go
9/30/2010
8:03:50 AM
Very Rare 7.3%
Ends Justify the Means
Complete 'Contingency' on Veteran Difficulty
9/26/2010
1:43:37 PM
Ultra Rare 4.0%
No Rest For the Wary
Knife an enemy without him ever knowing you were there in Single Player or Special Ops.
9/26/2010
12:31:38 PM
Rare 25.3%
Look Ma Two Hands
Kill 10 enemies in a row using akimbo weapons in Single Player or Special Ops.
9/26/2010
12:22:10 PM
Rare 12.6%
Colonel Sanderson
Kill 7 chickens in under 10 seconds in 'The Hornet's Nest'.
9/26/2010
12:01:41 PM
Very Rare 6.8%
Desperado
Kill 5 enemies in a row using 5 different weapons or attachments in Single Player or Special Ops.
9/26/2010
11:50:22 AM
Rare 21.2%