Action Comics comics historian Les Daniels, artist Curt Swan became the definitive artist of Superman in the early 1960s with a "new look" to the character that replaced Wayne Boring's version. Bizarro World first appeared in the story "The World of Bizarros!" in issue #262 (April 1960). Writer Jim Shooter created the villain the Parasite in "Action Comics" #340 (Aug. 1966). Mort Weisinger retired from DC in 1970 and his final issue of "Action Comics" was issue #392 (September 1970). Murray Boltinoff became the title's editor until issue #418. Metamorpho was the backup feature in issues #413–418 after which the character had
Action Comics 1 the Century" commemorative stamp series along with a "First Day of Issue" cancellation. It was sold by the U.S. Postal Service, shrinkwrapped, for $7.95. The complete issue, save for the inside front, inside back, and outside back cover, was reprinted in 2000 as part of DC Comics' "Millennium Edition" series of reprints of famous DC comics. The 1988, 1998 and 2000 reprints were published to the page-size standard of the 1988–2000 period, and not the larger page size utilized by "Action Comics" in 1938. In early 2011, DC Comics announced plans to reboot and reset 52 of its ongoing titles,