Aired in 1975, UFO Robo Grendizer serves as the third of Go Nagai's Mazinger Trilogy and features the story of Duke Fleed, Crown Prince of Planet Fleed which was destroyed by the ruthless Vegans under the command of their King, Vega. Before all is lost, Duke Fleed escapes his ruined homeworld and hid himself away on Earth with Grendizer, the mechanical embodiment of the Fleedian God of War. When King Vega's fleets approaches Earth to conquer it next, Duke Fleed was forced to pilot Grendizer and

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