2003 Series Edit
In the 2003 series, he was a member of the original Justice Force and remains a member of the current Justice Force, making him the only member to serve in both incarnations of the team. Neither incarnation seems to have aged in the intervening decades; in the case of the first incarnation, it was stated that this was due to his artificial nature.
Lost Episodes Edit
Metal Head was part of the final attack on the Tengu Shredder.
Metal Head appears in the episode The Journal.