Because i like to reinvent things here's a simplified DCU for you and you should know that i'm honoring many of DC's animated shows aswell as Stan Lee's "Just imagine" and as such Shazam(the wizard) is a red hulking monster and Wally West is a girl
-The New Gods came about like this 10 different religions(Olympus,Hinduism,Shinto,Egyptian pantheon,Solaris and Artemis,Nazaca Deities,Dragon Deity,insect Deity,Star Deity and the old ones) had a war that caused their destruction five years later the gods were reborn not only their rebirth but the birth of the new gods.
-This Superman is two people ,when warrior Kal-el a Kryptonian warrior merged