Professional
Earn all 3 stars in at least 15 different Special Op missions.
9/15/2011
11:14:41 AM
Ultra Rare 3.2%
Operative
Earn all 3 stars in at least 10 different Special Op missions.
9/15/2011
11:14:31 AM
Very Rare 5.6%
Operational Asset
Earn all 3 stars in at least 5 different Special Op missions.
9/15/2011
11:14:12 AM
Very Rare 9.7%
It Goes to Eleven
Earn at least 1 star in 11 different Special Op missions.
9/15/2011
11:14:02 AM
Rare 17.0%
Easy Rhino
In Dead Ops Arcade, use a Speed Boost to blast through 20 or more enemies at one time.
4/6/2011
4:36:59 AM
Ultra Rare 1.3%
Insert Coin
Access the terminal and battle the forces of the Cosmic Silverback in Dead Ops Arcade.
4/6/2011
4:36:17 AM
Rare 36.9%