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Dr. Kirk Langstrom was a scientist trying to find a cure for deafness using bat DNA but accidentally turned himself into the Man Bat.
Dr. Kirk Langstom (Man Bat)
Kirk Langstrom
for Kirk Langstrom in Batman II (Batman & Robin)
Suggested by vincentwilliamsiii
Bruce’s 2nd year as Batman. Origin of Two-Face and debut of Dick Grayson’s Robin
