Gravion

Gravion (超重神グラヴィオン, Chōjūshin Guravion), also known as Super Heavy God Gravion, is a Japanese anime television series produced by Gonzo. The first season aired in Japan from October 7, 2002, to December 16, 2002, with 13 episodes. A second season, Gravion Zwei (超重神グラヴィオンZwei, Chōjūshin Guravion Tsuvai), aired from January 8, 2004, to March 25, 2004, with 12 additional episodes. The series was created and directed by Masami Ōbari with mecha designs by Kunio Okawara. Set in the year 2041, the story follows the Earthgertz team, led by the mysterious billionaire Klein Sandman, as they battle the mechanical extraterrestrial invaders known as the Zeravire using the giant robot Gravion. The series follows Eiji Shigure, a young man who is searching for his missing sister, as he becomes a pilot for Earthgertz. The story combines mecha battles with elements of character development and mysteries, making it a compelling watch.