DC Released April 1980

Action Comics #509

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Published April 1980
Cover Price $0.40
Pages 64

THE GREAT SPACE-TRAVEL HOAX / THE COMPUTERS THAT SAVED METROPOLIS Superman tangles with an energy-being created from the subconscious of five aliens masquerading as Earth people. Alec and Shanna use a pair of TRS-80 computers to help Superman stop Major Disaster after Superman's powers become difficult for him to control.