Detective Comics #611

SNOW AND ICE PART 2 - BIRD OF ILL OMEN

The Penguin has recovered from his hypnotic-induced coma thanks to Kadaver, who was responsible for leaving him in that state as part of their plan. Once Penguin and his thugs have sprung Kadaver out of prison to help them, they try to get rid of him, but using the trigger words to hypnotize Penguin back, Kadaver can manipulate Penguin at will, forcing him and his gang to let him be part of their organization.  The news about Kadaver's jail break spreads around Gotham and Batman knows that there's something brewing in the criminal underworld. In the meantime, Otto, the old ornithologist who is responsible for designing the infamous trick umbrellas for the Penguin is shocked when the Penguin shows up at his place alongside Kadaver. The crooks are in need of using some of Otto's large arsenal of umbrellas for their next criminal capers.  The next day, a diamond exhibit is taking place at the Ritz Hotel an