No Rest For the Wary
Knife an enemy without him ever knowing you were there in Single Player or Special Ops.
1/17/2010
3:17:35 AM
Rare 25.3%
Operational Asset
Earn all 3 stars in at least 5 different Special Op missions.
1/17/2010
1:20:48 AM
Very Rare 9.7%
Drive By
Kill 20 enemies in a row while driving a vehicle in Single Player or Special Ops.
1/16/2010
9:19:23 PM
Very Rare 8.1%
Look Ma Two Hands
Kill 10 enemies in a row using akimbo weapons in Single Player or Special Ops.
1/16/2010
9:07:22 PM
Rare 12.6%
Ghost
Plant the C4 in 'Cliffhanger' without alerting or injuring anyone in the blizzard.
1/15/2010
10:47:55 PM
Ultra Rare 3.1%
First Day of School
Complete 'S.S.D.D' and 'Team Player' on Veteran Difficulty.
1/15/2010
10:38:32 PM
Very Rare 7.1%
Chapters 1-4 (Normal)
Complete Chapters 1 through 4 on Normal difficulty.
1/10/2010
2:28:37 PM
Rare 39.9%
Senior Commander
Earn 5 or more Stars on a song in Career or Quickplay
1/8/2010
12:16:54 AM
Common 69.5%