The DCU’s darkest secrets are explored while two titans clash! The heroes search for a way to defeat the Darkest Knight through the universe’s past, while Superboy Prime faces down the demonic Batman!

Written By:
Geoff Johns, Scott Snyder
Ryan Benjamin, Francis Manapul, Paul Pelletier, Jerry Ordway
Norm Rapmund, Francis Manapul, Jerry Ordway, Richard Friend
Cover By:
Alex Sinclair, Joe Prado, Ivan Reis