Shhhhh
Complete any level with 10 silent kills, on OFFICER or greater difficulty.
10/9/2010
9:28:54 AM
Very Rare 6.5%
Perfect balance
Achieve maximum VARIATION BONUS on any level (excluding the Prologue)
10/8/2010
11:01:57 PM
Common 69.7%
That's what you gets!
Kill an enemy by knocking or throwing him off a ledge
10/8/2010
10:57:33 PM
Rare 40.9%
