Completed Anime

“Dragonsaurus attacks oceans; Mazinger, Grendizer, Getter Robo G unite after it swallows Boss Borot and heads to Tokyo.”

Grendizer: Getter Robo G - Great Mazinger Kessen! Daikaijuu

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

6.59

7,519 rank · 3,274 viewers · 2 favorites

Sci-Fi Mecha Shounen

1 episodes · 31 min min · Toei Animation · PG-13 - Teens 13 or older

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Episodes · 1 0/1 aired

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Synopsis

Dragonsaurus attacks oceans; Mazinger, Grendizer, Getter Robo G unite after it swallows Boss Borot and heads to Tokyo.

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 toward Tokyo. (Source: ANN)