Chojinki Metalder (超人機メタルダー Chōjinki Metarudā?, Superhuman-Machine Metalder) is the sixth and shortest entry of the Metal Hero Series, running from March 16, 1987, to January 17, 1988, for only 39 episodes. The action footage of Metalder was adapted for the first season of VR Troopers. On February 21, 2007, Toei released the complete Metalder TV series and film on a seven-disc DVD set. For distribution purposes, Toei refers to this television series as Metalder.