When a mysterious gigantic monster, called Dragosaur, appears from the depth of the oceans and threatens the world, a team of super-robots from Japan is activated and sent out to defeat it: Grendizer, The Great Mazinger and Getter G.... (Full plot summary below)
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When a mysterious gigantic monster, called Dragosaur, appears from the depth of the oceans and threatens the world, a team of super-robots from Japan is activated and sent out to defeat it: Grendizer, The Great Mazinger and Getter G.
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