Superman / Batman Annual (2003 Series) #3

In the grand tradition of past SUPERMAN/BATMAN Annuals, this year's tale re-imagines the classic World's Finest villainy of the Composite Superman as only the co-creator of Swamp Thing could! Part Superman, part Batman, this patchwork behemoth plans on living out the lives of both heroes. But can Lois and Robin survive the horrific experience as they face the creature with two brains? With a monstrous cover from horror master Bernie Wrightson!