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
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
Akira Kamiya , Hiroya Ishimaru , Keaton Yamada
Masayuki Akehi
Toei Animation , Dynamic Planning
as Ryo Nagare
as Kôji Kabuto
Grendizer, Getter Robo G, Great Mazinger: Decisive Battle! The Great Sea Monster
