Action Comics character included X-ray vision in issue #18 (November 1939) and telescopic vision and super-breath in issue #20 (January 1940). Luthor, a villain who would later become Superman's archenemy, was introduced in issue #23 (April 1940). The original Toyman was created by writer Don Cameron and artist Ed Dobrotka in issue #64 (September 1943). By 1942, artist Wayne Boring, who had previously been one of Shuster's assistants, had become a major artist on Superman. Under editor Mort Weisinger, the "Action Comics" title saw a further expansion of the Superman mythology. Writer Jerry Coleman and Wayne Boring created the Fortress of Solitude
Action Comics 1000 that sold the most issues as well as the one that made the most money in the North American market in April 2018, according to Diamond Comic Distributors; the final tally for April was 449,787 units. In contrast, "The Amazing Spider-Man" #800—another heavily promoted milestone issue released in the following month of May—sold 411,480 copies to retailers. "Action Comics" #1000 also charted in May, as the 23rd most-ordered comic with another 52,129 units sold. Action Comics 1000 "Action Comics" #1000 (cover dated Early June 2018) is the thousandth issue of the original run of the comic book/magazine series "Action Comics".