Transformers: Zone

Transformers Zone · トランスフォーマーZ[ゾーン]

OVA 1 episodes Finished Summer 1990 ★ AniList 5.3 ★ MAL 5.76
Synopsis

In the distant future, an evil entity known as Violenjiger resurrects nine of the most feared generals in Destron history. While saving some inhabitants of a planet destroyed by these Destrons, Cybertron leader Victory Saber is seriously damaged. The leadership of the Cybertron forces is passed on to the heroic robot Dai-Atlas. Together with Sonic Bomber, Dai-Atlas must protect a mysterious crystal on Earth known as the "Zodiac" from falling into the hands of Violenjiger. (Source: Anime News Network)

Studios: Nippon Columbia, Toei Animation