Superman #22/1969

In "Clark Kent, Weltheld - Superman, Saatsfeind!", Superman and Batman go head-to-head in a friendly rivalry to bring the Congress for Electronics to their respective cities, each striving to prove their city’s superiority. When fairness demands a switch, the Man of Steel and the Dark Knight trade locations, setting up a thrilling test of heroism and ingenuity. Written by Edmond Hamilton and brought to life by Curt Swan’s art with Stan Kaye’s inks, the cover by Curt Swan and Neal Adams captures the clash of titans in classic style.