The Adventures of Robocon (lost American adaptation of Japanese TV show; 1999)

Around 1976 to 1979, an American localization of the Japanese tokusatsu show ''Ganbare!! Robocon'' under the title of The Adventures of Robocon aired on NBC, and a few episodes of it are lost, such as a promotional episode for, which was one of the show's sponsors. A reboot of the show by called The New Adventures of Robocon also aired on NBC from 1999 to 2001, and then later with reruns on  around 2017.