Knock-knock
Kill 4 enemies with 4 shots during a slow-mo breach in Single Player or Special Ops.
8/4/2010
2:39:59 AM
Rare 15.2%
Instrument of Shame
Carried the burden of guilt to the end of the line.
4/30/2010
8:35:15 AM
Common 54.4%
Instrument of Rebellion
Made plans to infiltrate enemy-occupied territory.
4/23/2010
7:36:21 AM
Common 57.9%
Instrument of Survival
Evaded pursuers, though memories of the past still gave chase.
4/18/2010
8:35:47 AM
Common 59.8%
Instrument of Vengeance
Resolved to be more than a victim of circumstance.
4/16/2010
7:08:27 PM
Common 63.1%
Arcade Rat
Clear Arcade Mode with 1 character on Medium or higher difficulty.
4/4/2010
9:45:20 PM
Rare 21.2%
Instrument of Flight
Slipped through the net and lived to fight another day.
4/3/2010
7:14:17 AM
Common 70.6%
Instrument of Tragedy
Strode into danger's den and paid the consequences.
4/2/2010
5:08:59 PM
Common 77.7%
Instrument of Fate
Took the first steps toward challenging an unjust fate.
3/27/2010
6:03:12 AM
Common 94.0%
It Goes to Eleven
Earn at least 1 star in 11 different Special Op missions.
12/23/2009
7:01:21 AM
Rare 17.0%
