Superman & Batman: Generations, An Imaginary Tale (Elseworlds)

Superman & Batman: Generations, An Imaginary Tale (Elseworlds) by Byrne, John A.. paperback edition. ISBN: 9781563896057.

This incredible tale follows the exploits of Batman and Superman as they meet in the late 1930s and encounter each otheralong with colourful menaces including the Joker and Mr. Mxyzptlkacross the decades. Along the way, as the two heroes establish their own families, the Man of Steel and the Dark Knight pass on their missions and names to a new generations of heroes: their own sons and daughters!