Rab Lucian, known as Rō in Japanese, is a pivotal character in the Dragon Quest series, specifically appearing in Dragon Quest XI: Echoes of an Elusive Age. As the grandfather of the protagonist, Rab is a seasoned martial artist and a wise sage who provides invaluable guidance and support throughout the journey. Despite his age, he possesses remarkable combat skills and extensive knowledge of spells. His jovial demeanor and penchant for storytelling often provide comic relief, yet his steadfast dedication to his grandson underscores his role as a loyal and protective mentor.