Dark Days: The Casting #1 Kubert Variant

The Joker's surprise attack threatens to lay waste to all of Batman's carefully laid plans. Will the Dark Knight be able to regain the trust of his closest allies, Green Lantern and Duke, and prevent the forces of darkness from consuming the DC Universe?! Will Hawkman's warning stop our heroes from peering into the abyss? DARK NIGHTS: METAL PRELUDE