Kill All no key system

spawn(function()
    while wait(0.1) do
        for i, v in next, game:GetService("Players"):GetChildren() do
            pcall(function()
                if v ~= game:GetService("Players").LocalPlayer and not v.Character:FindFirstChildOfClass("ForceField") and v.Character.Humanoid.Health > 0 then
                    while v.Character:WaitForChild("Humanoid").Health > 0 do
                        wait()
                        game:GetService("Players").LocalPlayer.Character.HumanoidRootPart.CFrame = v.Character.HumanoidRootPart.CFrame
                        for x, c in next, game:GetService("Players"):() 
                             c ~= :().LocalPlayer 
                                .ReplicatedStorage.meleeEvent:(c)
                            
                        
                    
                
            )
            ()
        
    
)