Outgunned
In singleplayer, kill 6 Helghast with headshots within a single adrenaline rush
12/20/2013
2:37:12 PM
Ultra Rare 0.5%
Knack Challenger
Completed all chapters on Hard difficulty or higher
12/5/2013
1:44:45 AM
Ultra Rare 2.6%Ultra Rare 0.5%Ultra Rare 2.6%
