Action, Sci-Fi, Mecha, Space
- Duke Fleed, the sole survivor of an attack on the Vegan Empire, defends his second home of Earth
- His adventure against the Vegan attack begins with the help of the giant robot Grendizer
- Experience UFO Robot Grendizer, the third entry in the Mazinger Trilogy by Go Nagai
Although similar in name to the Go Nagai work, this version by Gosaku Ota is vastly different from Nagai's work.
Oct 1975 to Mar 1977
Where to read
You can read the official version of this title legally here: