Perkaholics Anonymous!
Survive until round 20 without buying a single Perk. (Map Pack 3 only)
6/16/2010
8:38:11 PM
Ultra Rare 4.7%
Look No Goalie
Pull your goalie and score a goal against the CPU or an online opponent in a ranked match
12/30/2009
2:46:11 AM
Rare 25.5%
Fighting Major
Accept and win a fight against a human controlled opponent
12/30/2009
2:40:29 AM
Common 58.2%
Don't Let Up
Score four unanswered goals against the CPU or an online opponent in a ranked match
12/30/2009
2:35:03 AM
Rare 49.3%
Desperado
Kill 5 enemies in a row using 5 different weapons or attachments in Single Player or Special Ops.
12/24/2009
1:02:58 AM
Rare 21.2%
Some Like it Hot
Kill 6 enemies in a row using a thermal weapon in Single Player or Special Ops.
12/21/2009
3:40:41 AM
Rare 39.8%
It Goes to Eleven
Earn at least 1 star in 11 different Special Op missions.
12/20/2009
4:04:09 AM
Rare 17.0%
The Harder They Fall
Kill 2 rappelling enemies in a row before they land on their feet in Single Player or Special Ops.
11/15/2009
9:29:15 PM
Rare 30.0%
Out of the Frying Pan...
Complete the mission in the airplane graveyard.
11/15/2009
9:18:29 PM
Rare 33.0%
