Z1

Mechanical Beast Z1 is a modified Mechanical Beast that Juzo Kabuto made to combat Dr. Hell's legion of Mechanicals Beasts. It was made in unison of the G1 making them "brothers." Its only appearance is in Mazinger Z: Mycenae no Densetsu no Maki.

Abilities
The Z1 boast extreme amount of strength as it is able to tore through its own kind like paper.

History
When Dr. Hell hold the team of scientists, they secretly worked on two robots to defeat all Mechanical Beasts that stand in their way escaping from Bardos island. The leader of the scientists were Juzo and his son Kenzo Kabuto. With Juzo piloting Z1, and G1 piloted by Kenzo, the two fought Dr. Hell's Mechanical Beasts and escaped the island. Juzo modified the Z1 even more into the most fearsome robot in existence.