A remake of the original Mazinger Z manga in celebration of its 50th anniversary. Most of this story was first published in Gekiman! - Mazinger Z Chapter. So this manga can be thought of as the in-universe version of the story that Gekiman creates in the autobiography manga [Gekiman! - Mazinger Z Chapter](https://mangadex.org/title/a6d69815-f5f9-4ab8-9d53-5b4d1ee6601e/gekiman-mazinger-z-chapter)