Nerva Julius Caluades (ネルヴァ・ユリウス・カルアデス, Neruva.Yuriusu.Karuadesu) is the Imperial Prince of the Reim Empire. He is the owner of the Djinn Shax. He is a Dungeon Capturer, having captured one Dungeon, and one of Scheherazade's King Vessels. Manga Debut: Night 166 Anime Debut: Episode 42 (Source: Magi Wiki)