Long Arm of Marston
Kill 500 enemies with any rifle, repeater, or shotgun in any game mode.
12/12/2010
9:25:21 PM
Rare 28.9%
Professional
Earn all 3 stars in at least 15 different Special Op missions.
12/11/2010
6:41:39 PM
Ultra Rare 3.2%
Overachiever
Score 750 points or more on a single kill (Multiplayer Only).
11/20/2010
2:36:16 PM
Rare 11.0%
Fast Learner
Kill your target and escape your pursuer in less than 10 seconds (Multiplayer Only).
11/20/2010
2:36:04 PM
Rare 16.6%
Sanctuary! Sanctuary!
Find a secure place to hide and re-enter the Animus.
11/20/2010
11:07:52 AM
Common 79.8%
Synchronization Established
Complete an entire Session with at least one kill (Multiplayer Only).
11/19/2010
11:50:25 PM
Rare 35.0%