The Basics
Complete one of the missions you receive in the mission log.
8/27/2010
2:59:32 PM
Common 89.1%
Malpractice Needs More Practice
Survive the onslaught from the deformed Joker henchman
8/27/2010
3:02:01 AM
Common 87.1%
The Harder They Fall
Kill 2 rappelling enemies in a row before they land on their feet in Single Player or Special Ops.
8/22/2010
10:59:45 AM
Rare 30.0%
Desperado
Kill 5 enemies in a row using 5 different weapons or attachments in Single Player or Special Ops.
8/22/2010
10:17:18 AM
Rare 21.2%
I can see your house from here!
Discover the Assassin's Tomb inside the Torre Grossa.
6/8/2010
5:37:56 PM
Common 55.5%