What if the DCEU and Arrowverse merged to create a new universe called Earth-Prime? What if this change was orchestrated by Lex Luthor? In this story, Lex embarks on a multiversal crusade to eliminate all Supermen. When he encounters the DCEU's Superman, he finds himself struggling to defeat him, unlike his previous opponents. The situation worsens when Wonder Woman and Batman get involved. Realizing that defeating this Superman is a lost cause, Lex escapes. As the Crisis unfolds, Lex when making himself a paragon, decides to force the heroes to become paragons as well. These heroes, who have never known about the multiverse, must now fight to protect it.