outline

for i,v in pairs(workspace:GetDescendants()) do
	if v:IsA("Part") then
		local h = Instance.new("Highlight",v)
		h.FillTransparency = 1
		h.OutlineColor = Color3.fromRGB()
	end
end
function dumb(descendant)
	if descendant:IsA("Part") then
		local h = Instance.new("Highlight",descendant)
		h.FillTransparency = 1
		h.OutlineColor = Color3.fromRGB()
	end
end
workspace.DescendantAdded:Connect(dumb)