"The origin of the classic Batman villain Clayface is revealed--and a new mystery is introduced! Batman and Commissioner Gordon are forced into a tight corner as Clayface embarks on a murder spree throughout Gotham City. What led Clayface to become the monster that he is? The answers lie here."--From publisher.

"Originally published in single magazine form in Batman: The Dark Knight 22-29"--T.p. verso. "Batman created by Bob Kane."--T.p. verso.