Mazinger Z: Mycenae no Densetsu no Maki (マジンガーZ ミケーネの伝説の巻), also known as Mazinger Z: The Mikene Legend, is a one-shot Japanese comic book written and drawn by Japanese cartoonist Go Nagai as a special extra for the figure DX Soul of Chogokin Mazinger Z. It's 20 page long and it's chapter 0 of Mazinger Z which tells the origin of Mazinger and why Juzo Kabuto built it the way he did it. The comic book is a special supplement included in the first production run of the figure DX Soul of Chogokin Mazinger Z released by Bandai on 2012-12-14. It hasn't been published anywhere else.