1. Aldebaran is a mineral exploration company that was spun out of Regulus Resources Inc

2. The Regulan Bloodworm was a creature native to Regulus II, a planet in the Alpha Leonis system

3. Regulus then inflicted a crushing defeat on the Carthaginian army at the Battle of Adys near Carthage.

4. The Duchy of Brunhild (ブリュンヒルド公国, Buryunhirudo Kōkoku?) is a sovereign city-state in between the Kingdom of Belfast and Regulus Empire, governed by Touya Mochizuki1

5. Arcturus, designation α Boötis (Latinized to Alpha Boötis, abbreviated Alpha Boo, α Boo), is the brightest star in the constellation of Boötes, the fourth-brightest in the night sky, and the brightest in the northern celestial hemisphere.Together with Spica and Denebola (or Regulus, depending on the source), Arcturus is part of the Spring Triangle asterism and, by extension, also of the