For the Man of Tomorrow, the turn of the century has come to Metropolis and Brainiac has arrived to ring in the New Year.

So begins an all-out assault on the City of Tomorrow with the very soul of Metropolis and its protector in the balance. Superman must team up with Green Arrow, Steel, and Red Tornado in order to stop the diabolical machinations of both Brainiac 13 and Lex Luthor. Metropolis will never be the same!

This volume also includes the first appearance of Imperiex, the embodiment of entropy that will soon bring war and death to Earth in the cataclysmic event known as Our World at War. An array of creative talent, including Joe Kelly (Action Comics, JLA), Jeph Loeb (Batman: Long Halloween, Superman), Mark Millar (The Authority, Kick-Ass), and others bring the future to the present! Collecting Action Comics #760-763, Adventures of Superman #573-576, Superman #151-154, Superman: The Man of Steel #95-98, and Superman: Y2K.