Character/DC
Kryptonian
Zan-Em first appeared in Adventure Comics #457 (1978-05), published by DC. 2 appearances are indexed across 1 series.
Zan-Em was a psychic scientist who was banished to the Phantom Zone for unauthorized mind control experiments. As part of his plan to escape the Zone and trap Superboy there, Zan-Em mentally manipulated Lester Wallace into developing a hatred of aliens. When Lester projected Superboy into the Zone, Zan-Em remarked that he had been confined there for nearly two decades. Superboy soon escaped, leaving Zan-Em trapped in his prison.
Character history
Across the catalog