Grendizer, Getter Robo G, Great Mazinger: Decisive Battle! The Great Sea Monster

Watch Grendizer, Getter Robo G, Great Mazinger: Decisive Battle! The Great Sea Monster full movie online Movies123. Watch Grendizer, Getter Robo G, Great Mazinger: Decisive Battle! The Great Sea Monster 123movies online for free. Grendizer, Getter Robo G, Great Mazinger: Decisive Battle! The Great Sea Monster 123movies: 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