Grendizer: Getter Robo G - Great Mazinger Kessen! Daikaijuu

Anime English Name: N/A

Anime Native Name: 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

Status: N/A

Episode Count: 1

Genres: Adventure, Mecha

Release Date: 1976

Duration: 31 mins

Country: JP

Average Score: 58%

Description

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: Anime News Network)