Create your own OSM iron man suit on https://avengers.marvelhq.com/games/create-your-own-iron-man-suit. There are all kinds of arms and legs. You can choose a lot of sign and put them on the poster of the suit. You can also print it out.
(P.S. My friend James Chang also have a wixsite, james01px2026.wixsite.com/nefariouscobra)