Superman, Vol. 4 Annual #1

Tangled Up In Green
"EARTH TO EARTH, ASHES TO ASHES"! Mr. Oz told Superman he was not what he thought. Now, Swamp Thing comes hunting for the Man of Steel to discover what strange connection this new Superman has to the planet. But their contact is something neither is prepared for, leading to Kal-El battling the Earth elemental who wants to bury him
Release Date: 2016