Today, I will show you how to make an upside-down rainbow sheep (Dinnerbone and jeb_ both at the same). This is done using commands, as it's impossible to have two name tags on the same mob. A sheep can become rainbow if it's called jeb_, and a mob can become upside down named Dinnerbone or Grumm.

Commands: https://nicemarkmc.com/upside-down-rainbow-sheep/