Jer-Em

A relic of Krypton's darker history, Jer-Em surfaced in the Silver Age pages of Action Comics in 1964, brought to life by the legendary creative pairing of Edmond Hamilton and Curt Swan. Though his footprint in the catalog is small, his presence spans nearly five decades of DC continuity — turning up in Superman: Phantom Zone and even earning an entry in the prestigious Who's Who: The Definitive Directory of the DC Universe, which speaks to his enduring place in Superman mythology. He keeps remarkable company, sharing stories with Superman, Supergirl, Mon-El, and the villainous Kru-El, placing him squarely in the cosmic, Krypton-connected corner of the DC universe that Silver Age fans hold so dear.