Okay, looked for the coat of arms thread on the first few pages and didn't find it so I decided to post this in a new thread.
It's a rough version of what a truly British coat of arms might have looked like if the Arms of England and Scotland had been combined along the same principles as their flags:
It's a rough version of what a truly British coat of arms might have looked like if the Arms of England and Scotland had been combined along the same principles as their flags: