Card Appearances:Regulus
- Regulus is the servant of Ancient Fairy Dragon. He assists Luna in her mission to free Ancient Fairy Dragon, who has been sealed in stone by evil forces that threaten the Duel Monsters Spirit World
- See also: Regulus (character)
- In episode 51 after Devak is defeated, Regulus appears as a card, which Luna collects.
- In episode 78 Luna summonss Regulus and activate Ancient Sunshine to remove her Ancient Fairy Dragon from her Extra Deck from play to inflict 2100 damage to Lucciano. However, Lucciano activates Infinity Force to reduce the damage from Ancient Sunshine and destroy her Regulus.
