Supermán #615

In "Supermán versus Superclark Kent," a mysterious atomic explosion fractures Superman and Clark Kent into two distinct identities, setting off a surreal clash between the Man of Steel and his alter ego. Written by Otto Binder and illustrated by Al Plastino, this 1967 adventure sees Superman caught in a trap devised by the cunning Professor Vakox, with the Phantom Zone looming as a hidden threat. The cover, by Curt Swan and George Klein, captures the duality at the heart of the story.