Script, Barrage Tutorial

-- script
-- variables
local tool = script.Parent
local the
local f = false
local playing = false
local tween = game:GetService("TweenService")
local debris = game:GetService("Debris")
local tookdmg = false
local root

-- some important functions
function Raycast(position, direction, range, ignore) -- raycast
    local raycastParams = RaycastParams.new()
    raycastParams.FilterType = Enum.RaycastFilterType.Blacklist
    raycastParams.FilterDescendantsInstances = {ignore}
    raycastParams.IgnoreWater = false

    return workspace:Raycast(position, direction.unit * range, raycastParams)
end

function ProperRaycast(StartPos, EndPos, Distance, Ignore) -- a proper raycast for the raycast (casting it properly)
    local direction = CFrame.new(StartPos,EndPos).lookVector
    return Raycast(StartPos, direction, Distance, Ignore)
end

function createSound(parent,asset,volume,looped,name) -- creating a sound (audio efx)
    local sound = Instance.new("Sound",parent)
    sound.Name = name or "created sound effect"
    sound.Looped = looped
    sound.SoundId = asset
    sound.Volume = volume
    sound:Play()

    debris:AddItem(sound,sound.TimeLength)
end

-- main functions
script.Parent.RemoteEvent.OnServerEvent:Connect(function(plr,mouse) -- this will trigger when the remote event gets fired
    if root ~= nil then
        if f then
            local ray = ProperRaycast(root.Position,mouse.p,6,root.Parent) -- the '6' is the range
            if ray then
                local hit = ray.Instance
                local hum = hit.Parent:FindFirstChildOfClass("Humanoid") -- finding the humanoid within the range
                if hum and tookdmg == false then
                    tookdmg = true -- debounce
                    hum:TakeDamage(1) -- taking damage
                    createSound(hum.Parent:WaitForChild("HumanoidRootPart"),"rbxassetid://1720389178",math.random(0.1,1),false,"punch fx") -- the audio effect
                    task.wait(0.1);tookdmg = false -- debounce
                end
            end
        end
    end
end)

tool.Activated:Connect(function() --- this gets triggered when you click the tool while equipped
    if f == false then -- check if you are already attacking
        local char = tool.Parent -- get the character of the player using the tool (YOU)
        char.HumanoidRootPart.Anchored = true -- anchor the humanoid
        local anim_start = script.Start -- get the animation
        createSound(root,"rbxassetid://565208983",1,false,"rage fx")
        char.Humanoid.Animator:LoadAnimation(anim_start):Play();task.wait(0.5)

        f = true
        char["Left Arm"].Transparency = 1;char["Right Arm"].Transparency = 1
        root = char.HumanoidRootPart

        local ting = game:GetService("ServerStorage").InvisHands:Clone() -- get the fake arms from the server storage
        the = ting
        ting.AnimSaves:Destroy()
        ting.Parent = char

        for i,v in next, ting:GetChildren() do -- get the hands then recolor them
            if v:IsA("Part") then
                if v.Name == "L1" or v.Name == "L2" then
                    v.Color = char["Right Arm"].Color
                elseif v.Name == "R1" or v.Name == "R2" then
                    v.Color = char["Left Arm"].Color
                end
            end
        end

        local weld = Instance.new("Motor6D",ting.Main) -- lock the barrage hands to the players root part
        weld.Part0 = weld.Parent
        weld.Part1 = char.HumanoidRootPart
        char.HumanoidRootPart.Anchored = false -- unanchor the player

        local anim = script.Animation
        ting.AnimationController.Animator:LoadAnimation(anim):Play() -- finally, play the barrage animation
    end
end)

tool.Deactivated:Connect(function() -- gets triggered when you deactivate the tool
    if the ~= nil and f then -- check if you are attacking
        f = false -- debounce
        local char = tool.Parent -- your character
        for i,v in next, the:GetChildren() do -- get the stuff in your character
            if v:IsA("Part") then -- check if its a part
                local c = {};c.Transparency = 1 -- tween and stuff
                tween:Create(v,TweenInfo.new(0.5),c):Play() -- play the tween
                if v:FindFirstChildOfClass("Trail") then -- get the trail from the fake arms
                    v.Trail.Enabled = false -- disable the trail
                end
            end
        end

        char["Left Arm"].Transparency = 0;char["Right Arm"].Transparency = 0 -- reshow the arms
        local anim_start = script.Start -- again, the start animation
        char.Humanoid.Animator:LoadAnimation(anim_start):Play();task.wait(0.5) -- play the animation

        for i,v in next, char:GetChildren() do
            if v.Name == the.Name then
                v:Destroy();the:Destroy() -- destroy the barrage arms
            end
        end
    end
end)

spawn(function()
    while task.wait() do
        if f then
            createSound(root,"rbxassetid://711753382",1,false,"punch fx");task.wait(0.1) -- the sound that plays while you are punching + debounce
        end
    end
end)

-- made by eric/Er_1x/ERIC#2073 have fun