CombatClient (local Script)

local rp = game:GetService("ReplicatedStorage")
local remotes = rp:WaitForChild("Remotes")

local punchRemote = remotes:WaitForChild("Punch")

local uis = game:GetService("UserInputService")

uis.InputBegan:Connect(function(input,isTyping)
    if isTyping then return end

    if input.UserInputType == Enum.UserInputType.MouseButton1 then
        punchRemote:FireServer()
    end
end)