Fast Learner
Kill your target and escape your pursuer in less than 10 seconds (Multiplayer Only).
11/25/2010
8:43:35 PM
Rare 16.6%
Perfect Recall
Achieve 100% Synchronization in any Sequence other than Sequence 1.
11/22/2010
11:50:56 PM
Rare 29.0%
Synchronization Established
Complete an entire Session with at least one kill (Multiplayer Only).
11/22/2010
7:44:40 PM
Rare 35.0%
Sanctuary! Sanctuary!
Find a secure place to hide and re-enter the Animus.
11/17/2010
11:51:55 PM
Common 79.8%
Technical Difficulties
Attempt to access DNA Sequence 9 for the first time.
11/17/2010
10:38:28 PM
Common 91.8%
Unnecessary Roughness
Use a riot shield to beat down an enemy in Single Player or Special Ops.
11/11/2010
1:04:27 PM
Rare 34.5%
Some Like it Hot
Kill 6 enemies in a row using a thermal weapon in Single Player or Special Ops.
11/11/2010
12:35:25 PM
Rare 39.8%
Spurred to Victory
Complete 20 story missions without switching to a new horse at a hitching post.
9/4/2010
3:05:47 PM
Rare 12.4%
