Superman of the Übermensch; they never acknowledged as much. Since 1938, Superman stories have been regularly published in periodical comic books published by DC Comics. The first and oldest of these is "Action Comics", which began in April 1938. "Action Comics" was initially an anthology magazine, but it eventually became dedicated to Superman stories. The second oldest periodical is "Superman", which began in June 1939. "Action Comics" and "Superman" have been published without interruption (ignoring changes to the title and numbering scheme). A number of other shorter-lived Superman periodicals have been published over the years. Superman is part of the DC
Superman character and cast as well as the Justice League of America and the Super Friends (of which Superman is usually a member and most of the time, the leader). Team-ups with fellow comics icon Batman are a fan-favorite, inspiring many stories over the years. When paired, they are often referred to as the "World's Finest" in a nod to the "World's Finest Comics" series that mostly featured team-up stories between Superman and Batman during its 45-year history. In 2003, DC Comics began to publish a new series featuring the two characters titled "Superman/Batman". Minor supporting characters over the years have included Superman's technological