The Amazing World of DC Comics #12 (Aug 1976). Front cover art by Mike Grell. The front cover shows Superboy and the Legion of Super-Heroes fighting against aliens in outer space.
The Amazing World of DC Comics #12 (Aug 1976). Back cover art by Walt Simonson. The back cover shows Doc Magnus and his Metal Men (Platinum, Iron, Gold, Mercury, Lead, and Tin).
The Amazing World of DC Comics #12 (Aug 1976). Front cover art by Mike Grell. Back cover art by Walt Simonson
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