View Full Version : Video Beating Insane Beast with Onyx COG Killer Medal

09-26-2011, 10:14 AM
Just a couple friends of mine, and myself beating this on checkout without dying and on insane all waves, 1 - 12. This earned us the Savage Theron Guard, and the Onyx COG Killer Medal. I figured I might put this here for anyone looking for strategies or whatever. :cool: