Gutsy Call
Take an Online Head to Head Ranked match to extra time playing as a weaker team than your opponent
2/4/2010
12:57:27 PM
Rare 11.5%
Ten plus foot-mobiles
Kill at least 10 enemies with one Predator missile in Single Player or Special Ops.
2/4/2010
10:12:45 AM
Rare 45.1%
Some Like it Hot
Kill 6 enemies in a row using a thermal weapon in Single Player or Special Ops.
1/24/2010
11:17:02 AM
Rare 39.8%
Desperado
Kill 5 enemies in a row using 5 different weapons or attachments in Single Player or Special Ops.
1/24/2010
11:06:42 AM
Rare 21.2%
The Harder They Fall
Kill 2 rappelling enemies in a row before they land on their feet in Single Player or Special Ops.
1/19/2010
4:44:13 PM
Rare 30.0%
Operational Asset
Earn all 3 stars in at least 5 different Special Op missions.
1/8/2010
10:45:45 AM
Very Rare 9.7%
Look Ma Two Hands
Kill 10 enemies in a row using akimbo weapons in Single Player or Special Ops.
12/30/2009
12:17:13 PM
Rare 12.6%
Unnecessary Roughness
Use a riot shield to beat down an enemy in Single Player or Special Ops.
12/30/2009
11:12:06 AM
Rare 34.5%
Ghost
Plant the C4 in 'Cliffhanger' without alerting or injuring anyone in the blizzard.
12/30/2009
10:57:27 AM
Ultra Rare 3.1%
First Day of School
Complete 'S.S.D.D' and 'Team Player' on Veteran Difficulty.
12/30/2009
10:47:44 AM
Very Rare 7.1%