2 Säsong
25 Episod
超重神グラヴィオン - Season 1 Episode 2 Avsnitt 2 (2004)
The newly formed Gravion faces off in their first battle against the Zeravire and the pilots discover their weaknesses. Meanwhile The Earth Federation Alliance plan their own attacks on the Zeravire.
- Land : Japan
- Genre : Animation, Comedy, Action & Adventure
- Studio : Fuji TV, tvk
- Direktör :
- Kasta : Kenichi Suzumura, Hikaru Midorikawa, Haruna Ikezawa, Houko Kuwashima, Show Hayami, Jun Fukuyama
