Call of Duty Shooting King is an interesting and exciting gun shooting game. There are two modes in this game, level mode and endless mode. You can get powerful weapons in level mode. Different difficulty has different drop rate. If you can't win, try to upgrade your weapons, they will bring more damage to you. See how far you can go in our new 3D shooting game Call of Duty Shooting King, have a good time! Call of Duty Shooting King, shooting game, gun shooting, level mode, endless mode, weapon upgrade, gun collection, 3D shooter, aiming, kill, mission, war, weapon, armor, fighting, shooter, shooting, upgrade, guns, collect, kill, aim, shooting game, 3d shooting