Window-To-Window M320-GLM Multi-Kill In "Call of Duty: Modern Warfare 3" Patrick Scott Patterson Patrick Scott Patterson killed three enemies in a window-to-window M320-GLM multi-kill in Call of Duty: Modern Warfare 3 . Most Kills In "Call Of Duty: Modern Warfare 3" With A C4 Explosive Ronnie Dalbianco Ronnie Dalbianco had 1,992 kills in Call of Duty: