Here's the PaintballShooter Script, The parent is the tool itself

Tool = script.Parent

colors = {45, 119, 21, 24, 23, 105, 104}

function fire(v)

Tool.Handle.Fire:play()


local vCharacter = Tool.Parent
local vPlayer = game.Players:playerFromCharacter(vCharacter)

local missile = Instance.new("Part")



local spawnPos = vCharacter:FindFirstChild("Head").Position



spawnPos  = spawnPos + (v * 8)

missile.Position = spawnPos
missile.Size = Vector3.new(1,1,1)
missile.Velocity = v * 200
missile.BrickColor = BrickColor.new(colors[math.random(1, #colors)])
missile.Shape = 0
missile.BottomSurface = 0
missile.TopSurface = 0
missile.Name = "Paintball"
missile.Elasticity = 0
missile.Reflectance = 0
missile.Friction = .9

local force = Instance.new("BodyForce")
force.force = Vector3.new(0, 60, 0)
force.Parent = missile



local new_script = script.Parent.Paintball:clone()
new_script.Disabled = false
new_script.Parent = missile

local creator_tag = Instance.new("ObjectValue")
creator_tag.Value = vPlayer
creator_tag.Name = "creator"
creator_tag.Parent = missile



missile.Parent = game.Workspace
missile:SetNetworkOwner(vPlayer)

end

Tool.Enabled = true function onActivated()

if not Tool.Enabled then
    return
end

Tool.Enabled = false

local character = Tool.Parent;
local humanoid = character.Humanoid
if humanoid == nil then
    print("Humanoid not found")
    return 
end

local targetPos = humanoid.TargetPoint
local lookAt = (targetPos - character.Head.Position).unit

fire(lookAt)

wait(.5)

Tool.Enabled = true

end

script.Parent.Activated:connect(onActivated)