Alternative versions of Superman establish a new continuity for DC, affecting not only Superman, but all of the DC Comics characters. The versions of Superman from this time period are traditionally divided into three main periods. The first version of Superman began being published by DC Comics in 1938 appearing in "Action Comics" #1. To explain discrepancies in the aging of Superman across several decades, his earliest stories were retroactively portrayed as having taken place on an alternative world called Earth-Two. These stories take place from 1938 until the late 1950s, although the exact dividing line is unclear and some stories happened identically to
Composite Superman Composite Superman The Composite Superman is a DC Comics supervillain, an enemy of Superman and Batman. The Joseph Meach version of Composite Superman first appeared in "World's Finest Comics" #142 and was created by Edmond Hamilton and Curt Swan. Joseph Meach was a diver who had fallen on hard times. In an attempt to draw publicity to himself, Meach set up a water tank on a sidewalk in Metropolis and dove off a building. Unbeknownst to Meach, the tank was leaking and Meach would have died if not for the intervention of Superman. Upon learning of Meach's misfortunes, Superman obtained