New 52: The Golden Age and Earth-2

In the New 52’s Earth-0 aka Prime Earth, there were no super-heroes before Batman.  There was no golden age.

However, there was an Earth-2, where Superman, Batman and Wonder Woman had been operating for about 20 years by the time Prime Earth’s Justice League was debuting.  In fact, the end of those “Wonders” was tied into the beginning of the Justice League.

Darkseid not only attacked Prime Earth, inspiring the creation of the Justice League, as discussed in last week’s post.  He also attacked Earth-2.  Superman, Batman and Wonder Woman perished in the battle.  Supergirl, who was Kara Kent, the daughter Superman and Lois, and Robin, who was Helena Wayne, the daughter of Batman and Catwoman, were sent by their parents to an alternate Earth where the heroic age was just beginning.

They arrived on Prime Earth just before the debut of the Justice League.  Supergirl decided to take on…