Mader is trying to unify the land of Asato using giant robots. A legend says that a champion, the giant of Iron, will come to destroy all lesser armour. Mader's ambitious son Hai tries to kill him and his other children, Hai's own brother Jordy and little sister Chururu, wanting no question as to the succession.
Unfortunately the movie Panzer World Galient is not yet available on HBO Max.
| Directing | Ryosuke Takahashi | Director |
| Writing | Yoshitake Suzuki | Screenplay |
| Writing | Jinzo Toriumi | Screenplay |
| Writing | Masashi Ikeda | Storyboard |
| Sound | Toru Fuyuki | Music |
| Crew | Ryosuke Takahashi | Creator |
| Writing | Ryosuke Takahashi | Original Story |
| Visual Effects | Atsushi Yano | Key Animation |
| Writing | Soji Yoshikawa | Screenplay |
