Perfect Recall
Achieve 100% Synchronization in any Sequence other than Sequence 1.
12/28/2011
12:36:49 AM
Rare 29.0%
The Best of the Best
Complete the campaign on Hardened or Veteran difficulty.
12/4/2011
6:46:41 PM
Ultra Rare 4.4%
This is the End
Complete "Scorched Earth", "Down the Rabbit Hole", and "Dust to Dust" on Veteran difficulty.
12/4/2011
6:46:35 PM
Ultra Rare 2.3%
Diamond in the Rough
Rescue the Russian President. Complete "Down the Rabbit Hole" on any difficulty.
12/4/2011
12:46:41 AM
Rare 31.7%
Bad First Date
Find the girl. Complete "Scorched Earth" on any difficulty.
12/3/2011
11:47:58 PM
Rare 32.3%
The Darkest Hour
Complete "Eye of the Storm", "Blood Brothers", and "Stronghold" on Veteran difficulty.
12/3/2011
4:01:30 PM
Ultra Rare 2.5%