Can’t take much credit for it. All it took was a google search for waterslide imperial decals. Thought I was going to have a huge selection and I got one. Maybe somebody else does do them but it doesn’t show on a search.
After I found that one, i went on a waterslide nail decal google hunt and amongst others I found these
For a curved surface with a wad of microsol, they might be ok. But there are plenty more, game of thrones shields etc lookign at the print quality you’ed also expect some of this lot to be pricier. But they are pretty reasonable.