Royal Blood: Averted, except inasmuch as those who know they’re going to grow up to be rúner are genetically engineered for a laundry list of desirable traits in people who are expected to hold sovereign authority and use it wisely, rarely, and with great caution.
(Of course, given the nature of civilization, it’s not like any of those traits are specific or restricted to the rúner…)
This is a companion discussion topic for the original entry at https://eldraeverse.com/2015/09/01/trope-a-day-royal-blood