At least some content in this article is derived from information featured in Harry Potter: Wizards Unite. As such, spoilers will be present within the article.
For gameplay-specific information, please see the relevant article on the Harry Potter: Wizards Unite Wiki!
Runespoor eggs were produced through the mouth of a Runespoor, and was the only magical beast known to produce eggs in such a manner. The eggs were known to stimulate mental agility, and as such, were used as potion ingredients, such as in the questionable Baruffio's Brain Elixir, and they flourished on the black market for several centuries.
- Fantastic Beasts and Where to Find Them (First mentioned)
- The Making of Harry Potter (First appearance)
- Harry Potter: Wizards Unite