Simple Auto Swing

getgenv().AutoSwing = true

local players = game:GetService("Players")
local runService = game:GetService("RunService")
local lp = players.LocalPlayer

if getgenv().AutoSwingConnection then
    getgenv().AutoSwingConnection:Disconnect()
    getgenv().AutoSwingConnection = nil
end

local function fetchRemote()
    local pGui = lp:FindFirstChild("PlayerGui")
    local mGui = pGui and pGui:FindFirstChild("MainGui")
    if not mGui then return nil end

    for _, v in ipairs(mGui:GetChildren()) do
        if v:IsA("RemoteEvent") and v.Name:match("^%x%x%x%x%x%x%x%x%-%x%x%x%x%-%x%x%x%x%-%x%x%x%x%-%x%x%x%x%x%x%x%x%x%x%x%x$") then
            return v
        end
    end
    return nil
end

local targetRemote = fetchRemote()
local seq = 0

if getgenv().AutoSwing then
    getgenv().AutoSwingConnection = runService.RenderStepped:Connect(function()
        if not getgenv().AutoSwing then
            if getgenv().AutoSwingConnection then
                getgenv().AutoSwingConnection:Disconnect()
                getgenv().AutoSwingConnection = nil
            end
            return
        end

        if not targetRemote or not targetRemote.Parent then
            targetRemote = fetchRemote()
        end

        if targetRemote then
            local ok = pcall(targetRemote.FireServer, targetRemote, "SwordSlash", seq)
            if ok then
                seq = seq + 1
            end
        end
    end)
end