Transformers: The Headmasters Season 1 Episode 9 Seibertron is in Grave Danger (1) 1987
7.7/10 by 15 users
When Vector Sigma develops a powerful new alloy, the Decepticons initiate an all-out strike against Cybertron to claim it for their own.
- Released: 1987-09-04
- Runtime: 60 minutes
- Genre: Animation, Sci-Fi & Fantasy, Action & Adventure
- Stars: Ikuya Sawaki, Tomiko Suzuki, Hideyuki Hori, Ryoichi Tanaka, Masato Hirano
- Director: Atsushi Shimizu, Hirohisa Sato, Tatsuya Yoshida, Kenji Yokoyama, Hironobu Kageyama
