"The original Justice League that Chris [Terrio] and I wrote, we didn't even shoot... The actual idea, the hard, hard idea, the scary idea, we never filmed because the studio was like 'That's crazy,'" Snyder said, adding that he and his collaborators were insecure because of the reaction to Batman v Superman.
"It's a long story," Snyder added. "The truth is that, the Knightmare sequence in this movie was always my idea that all of that would eventually be explained ... and that we would end up in the distance future, where Darkseid has taken over Earth and where Superman has succumbed to the Anti-Life [Equation] ... There was a few members of the Justice League that had survived in that world, that they were fighting. Batman broke a pact with Cyborg because something happened... They were working on an equation to jump Flash back to tell Bruce..."