He-Man clash with Skeletor, in which Skeletor was flung deep beneath Castle Grayskull into a pit filled with steaming liquid. The film ended with a post-credit scene in which Skeletor emerged from the liquid and proclaimed, "I'll be back!". After the end of the Masters of the Universe toy line, Mattel attempted to revive interest in He-Man by producing a new toy line, entitled "He-Man". The accompanying storyline in the mini-comics packaged with the figures explained that He-Man had left Eternia and pursued Skeletor into the depths of space, where Skeletor had set his sights on conquering the distant world of
I Want to Destroy America title of the film comes from an off-hand comment Shinagawa makes about wanting to destroy the U.S. system. In his review of the DVD release, critic John Wallis notes, ""I Want to Destroy America" is formatted with Hisao speaking for himself. Interview audio and footage is placed over still and stock footage and the modern footage, some of it fly-on-the-wall, some of it atmospherically staged," and concludes that the film is an "interesting portrait of an outsider artist who has an amazing life. Hisao Shinagawa is strange, passionate, and one of those people who lives his life on his own