# Grendizer, Getter Robo G, Great Mazinger: Decisive Battle! The Great Sea Monster (1976)

> Source: <https://nextmovie4u.com/movie/grendizer-getter-robo-g-great-mazinger-decisive-battle-the-great-sea-monster-197/> · A film entry from **nextmovie4u**, the discovery engine for cinephiles tired of obvious picks. <https://nextmovie4u.com/>

**Original title**: *グレンダイザー・ゲッターロボＧ・グレートマジンガー 決戦！大海獣*
**Runtime**: 31 min
**Genres**: Action, Adventure, Animation
**Directed by**: Masayuki Akehi
**Written by**: Susumu Takaku
**Starring**: Akira Kamiya, Hiroya Ishimaru, Keaton Yamada, Kei Tomiyama, Keiichi Noda, Joji Yanami

## Synopsis (in-house rewrite)

You pilot a super robot. Dragonsaurus rises, and three teams unite against the beast. But the monster swallows Boss Borot whole, heading for Tokyo.

Akehi's crossover pits icons against a kaiju, but leaves one wondering who exactly this film is *for.*

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