Superman Batman #16 2004

Superman/Batman #16, "Absolute Power" Part 3, finds the heroes battling through collapsing realities. Batman carries a wounded Superman through a kryptonite-laden Gotham, encountering gorillas and Kamandi. They traverse diverse realities, meeting Western heroes and an Apokolips-dominated world, even enlisting Darkseid's aid. A key moment sees Batman erase his own existence by saving his family from Joe Chill. This issue is notable for its multiversal scope and temporary alterations to established timelines.