No Rest For the Wary
Knife an enemy without him ever knowing you were there in Single Player or Special Ops.
2/28/2010
12:23:13 AM
Rare 25.3%
Colonel Sanderson
Kill 7 chickens in under 10 seconds in 'The Hornet's Nest'.
2/6/2010
10:37:50 PM
Very Rare 6.8%
Desperado
Kill 5 enemies in a row using 5 different weapons or attachments in Single Player or Special Ops.
2/6/2010
10:27:29 PM
Rare 21.2%
Party Person
Complete a level online with 3 other players who are on your friends list
1/3/2010
7:51:19 PM
Ultra Rare 3.4%
Rope-a-dope-a-dope
String up one henchman and drop him to surprise a second (any play mode).
12/27/2009
9:59:03 PM
Rare 30.0%
Homecoming
Complete 'Of Their Own Accord', 'Second Sun', and 'Whiskey Hotel' on Veteran Difficulty.
12/5/2009
10:11:01 PM
Ultra Rare 3.9%
Ends Justify the Means
Complete 'Contingency' on Veteran Difficulty
12/3/2009
6:02:10 AM
Ultra Rare 4.0%