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!
(W) Bill Finger, Henry Boltinoff, Ray McGill, Chad Grothkopf, Josette Frank, Jack Lehti (A) Bob Kane, Hal Sherman, Henry Boltinoff, Ray McGill, Cliff Young, Chad