Great Mazinger vs. Getter Robo G: Kuchu Daigekitotsu (グレートマジンガー対ゲッターロボG 空中大激突, Gurēto Majingā tai Gettā Robo Jī Kūchū Daigekitotsu, lit. Great Mazinger vs. Getter Robot G: Great Sky Clash) is an animated short film produced by Toei Doga. It is a crossover anime between Great Mazinger and Getter Robo G. It was originally shown in theaters along with Uchu Enban Daisenso. They both premiered in July 26, 1975 in Japan.