Grigio Regina is a character from Ultraman R/B associated with the Ultraman Grigio identity, serving as a graceful and powerful heroine in the franchise. She is portrayed as a protective figure who supports the main characters and embodies courage, compassion, and hope. In the story, she plays an important role as a magical and battle-oriented ally, helping confront threats while representing a refined, regal presence tied to the Ultraman legacy.