Cause Roblox

function Lightning(part)
	local billboard = Instance.new("BillboardGui", part)
	billboard.Name = "Lightning"
	billboard.Adornee = part
	billboard.Size = UDim2.new(0, 5000, 0, 5000)
	local mainfr = Instance.new("Frame", billboard)
	mainfr.Size = UDim2.new(0,0,0,0)
	mainfr.Position = UDim2.new(0.5, 0, 0.5, 0)
	mainfr.BackgroundTransparency = 1
	local last = nil
	for i=1, 20 do
		local newFrame = Instance.new("Frame", mainfr)
		newFrame.Size = UDim2.new(0, 40, 0, 100)
		newFrame.BackgroundTransparency = 0.2
		newFrame.BackgroundColor3 = Color3.new(1,1,1)
		newFrame.Name = i
		newFrame.Rotation = math.random(-45, 45)
		newFrame.BorderSizePixel = 0
		newFrame.Position = last and last.Position + UDim2.new(0, -newFrame.Rotation/2, 0, -newFrame.Rotation) or UDim2.new(0.5, -20, 0.5, 0)
		last = newFrame
	end
end