Grendizer, Getter Robo G, Great Mazinger: Decisive Battle! The Great Sea Monster
6.1|1976|0h 31m| JA
Overview: A giant sea monster known as Dragonsaurus has emerged from out of nowhere, terrorizing the depths of the oceans. Great Mazinger, Grendizer and the Getter Robo G team join forces to combat the new threat. But their task becomes more complicated when Dragonsaurus swallows up Boss Borot and makes its way towards Tokyo. Source: ANN
Genres: Action, Adventure, Animation
Director: Masayuki Akehi
Votes: 19
Production Companies: 
Dynamic Planning
Toei Animation
Main Actors:
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