Batman Superman HC Vol 01 Cross World (n52) -- Dark Knight

The Dark Knight and The Man of Steel are close friends in the modern day - but the two weren't always such close allies. In this first hardcover collecting BATMAN/ SUPERMAN #1-4 and JUSTICE LEAGUE #23.1: DARKSEID, learn how these two legends met for the first time in The New 52 as they launch into a mysterious adventure that takes them to the world of Earth 2!