The unforgettable team of Scott Snyder, James Tynion IV, Jim Lee, John Romita Jr. and Andy Kubert combine forces to set the stage for the epic event Dark Nights: Metal with Dark Days: The Road to Metal, complete with a embossed metallic cover! For years, Batman has been tracking a mystery. He's quietly been pulling a thread, conducting research in secret laboratories across the globe and stowing evidence deep in the Batcave, hidden even from his closest allies. Now, in an epic story spanning generations, the heroes and villains of the DC Universe, including Green Lantern, The Joker, Wonder Woman and more, are about to find out what he's discovered—and it could threaten the very existence of the Multiverse!