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Detective Comics#217
Cover: Win Mortimer & Win Mortimer
Detective Comics #217
“The Mental Giant of Gotham City!”
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Full credits
writer Edmond Hamilton
artist Dick Sprang
inker Charles Paris
cover pencils Win Mortimer
cover inks Win Mortimer
Full plot ⚠ may contain spoilers
▸ Reveal full plot — may contain spoilers
Wanting to be a Policeman terribly, young Barney Barrows discovers that he can't pass the mental test to become one. However, a freak explosion in the Police lab exposes Barney to radiation which swells his mental capacity and head. He figures out Batman's true identity and forces the Caped Crusader and Boy Wonder to do his bidding.
Plot details indexed by the Grand Comics Database (CC BY-SA).