Just spent the morning brainstorming new world-building ideas for a fantasy realm, but I'm stuck on the politics of a ki

Just spent the morning brainstorming new world-building ideas for a fantasy realm, but I'm stuck on the politics of a kingdom where magic-wielders are the ruling class. Anybody have experience with this sort of setup? How do you balance power and prejudice? #worldbuilding #fantasyworlds #writerslife