Detective Comics #1069 Cover A Evan Cagle (1937)

Batman investigates the frozen Azmer that Mr. Freeze gave him, and makes a huge discovery about the ancient demons. Meanwhile, Azmer begin to pour into Gotham's streets, controlling helpless people and those poor souls the city cares not for...all to do the Orghams' bidding. Then, in the backup story, what kind of deal have the Orghams struck with Mr. Freeze, and is he also controlled by an Azmer?