MFK Game Calls strives to produce the top diaphragm mouth calls on the market today. MFK predator diaphragms have been proven not only on stage, but in the field, where it counts! MFK Game Calls is made up of top call-maker & World Champion caller Torry Cook, World Champion caller Jason Groseclose and Pro-Staffer David Stucks. If listening to a lone howl on a frosty night gets your blood pumping, let MFK Game Calls provide you with a diaphragm call that will help you level the playing field. We believe our diaphragm calls are the most realistic calls out there, and the best part is they are "Made for Killing"!