The Calico M960 is an ameican made sidearm featured in the Modern Warefare: Brutal War: After Effect storyline. This Submachinegun has a 100 round clip and 300 spare ammunition. This is a great weapon for zombies as it is not as heavy as a light machine gun has a large ammo capacity, and has a medium rate of fire and level of power. When Pack-A-Punched this becones the Calico M0dA 4ka3 whis in leet is "Calico Mother Fuckers" which adds 250 rounds to the clip makes rate of fire 1.5 times faster adds 50 power and a total of 500 extra rounds. This is only obtainobile from the mystery box.