This is my first (well second if you include my old account) merc suggestion. I have another idea which may be on the way. I put a lot of effort into making this! I was inspired by the amazing merc suggestion that was grease. ( mine is not nearly half as decent). Thanks guys I have no idea how to insert the pic.
https://ibb.co/cJvVkc or https://imgur.com/a/z4xGM