The government in charge of Euceron was called the Ruling Power. They felt underrepresented in the Galactic Senate and used the Galactic Games to prove their stability gain more power in the Senate and also to be put on certain important committees.
- Jedi Quest: The Dangerous Games (First appearance)
- Star Wars: Republic: Dreadnaughts of Rendili (Mentioned only)
- The Last of the Jedi: A Tangled Web (Mentioned only)
- The Complete Star Wars Encyclopedia, Vol. I ("Eusebus")
- The Essential Atlas
- "Ask Lobot"—Star Wars Insider 128
- The Essential Reader's Companion