E.S. Dinah is a powerful combat mecha in the Xenosaga series, piloted by Shion Uzuki and Allen Ridgeley. As one of the E.S. units, Dinah plays a crucial role in battles against formidable enemies and serves as a key mode of transportation for the protagonists. Named after the biblical figure Dinah, this mecha possesses advanced technology and weaponry, symbolizing both strength and protection throughout the group's journey against the mysterious threats facing the universe.