Tsb RUN TOOL

local tool = Instance.new("Tool")
    tool.Name = "Run Tool"

    tool.Parent = game.Players.LocalPlayer.Backpack
    tool.RequiresHandle = false

    local moving = false
    local player = game.Players.LocalPlayer
    local character = player.Character or player.CharacterAdded:Wait()
    local humanoidRootPart = character:WaitForChild("HumanoidRootPart")
    local humanoid = character:WaitForChild("Humanoid")
    local runService = game:GetService("RunService")
    local movementSpeed = 125 

    local animation = Instance.new("Animation")
    animation.AnimationId = "rbxassetid://18897115785" 
    local animator = humanoid:FindFirstChildOfClass("Animator") or humanoid:WaitForChild("Animator")
    local animationTrack

    local function moveForward()
        while moving do
            local forwardDirection = humanoidRootPart.CFrame.LookVector
            humanoidRootPart.Velocity = forwardDirection * movementSpeed
            runService.Stepped:Wait()
        end
    end

    tool.Equipped:Connect(function()
        moving = true

        for i, v in character:GetChildren() do
            if v:IsA("Part") then
                local Attachment = Instance.new("Attachment")
                local ParticleEmitter = Instance.new("ParticleEmitter")


                Attachment.Parent = v
                Attachment.Name = "sigmarun"

                ParticleEmitter.Brightness = 5