Issue 431
Batman (1940-) #586
It's a duel to the death between Batman and Oswald Cobblepot, the avian gangster known as the Penguin—and you'll never guess the outcome.
Creators

From
Batman (1940-2011) Series
It's a duel to the death between Batman and Oswald Cobblepot, the avian gangster known as the Penguin—and you'll never guess the outcome.

From
Batman (1940-2011) Series