Gridman the Hyper Agent Season 1 Episode 20 Colors Disappear From The Planet of Earth ( Air Date 1993-08-14 ) Genre Action & Adventure, Drama, Sci-Fi & Fantasy category. Overview "Takeshi loses in a computer graphic contest and holds a grudge against one of the judges, Naoto's uncle. Takeshi uses the Mecha Stealgun to deprive Naoto's uncle of his vision for color. Meanwhile, Ippei dispatches the Dragon Fortress.".