Batman: Reptilian (Batman: Reptilian #2)

Batman hits the streets in search of the creature terrorizing Gotham’s underworld - and hits them hard. First stop is the lair of the Penguin, but Oswald Cobblepot is at death’s door (which is better off than the beast left many of his cronies). The mangled rogue has no answers for Batman, but his blood - and the surprising secrets that it holds - will send the vigilante ever deeper into darkness...