Knock-knock
Kill 4 enemies with 4 shots during a slow-mo breach in Single Player or Special Ops.
9/1/2010
1:33:54 AM
Rare 15.2%
The Harder They Fall
Kill 2 rappelling enemies in a row before they land on their feet in Single Player or Special Ops.
9/1/2010
1:30:18 AM
Rare 30.0%
Tournament Title Holder
Win at least one championship in the Tournament Mode
5/29/2010
4:14:16 PM
Rare 24.6%
Heading to the Surface
Headed to the surface on the side of Sinclair's escape pod.
5/3/2010
10:39:50 PM
Rare 35.6%
Max Plasmid Slots
Fully upgraded to the maximum number of Plasmid Slots.
4/27/2010
11:43:27 PM
Rare 30.7%
Savior
Saved every Little Sister and spared Grace, Stanley and Gil.
4/27/2010
11:23:34 PM
Very Rare 9.7%
