Zoologist Kirk Langstrom is working late at the Gotham Natural History Museum putting together a bat habitat; he aims to perfect a serum that can endow people with enhanced auditory abilities via a specialized bat gland extract. Pleased with his progress, he decides to test his new formula upon himself, mutating him into Man-Bat.
Written By:Dennis O'Neil, Frank Robbins
Pencils:Neal Adams, Gil Kane
Inks:Dick Giordano, Vince Colletta
Cover By:Neal Adams