And no matter the major flood of criticisms it triggered, it is still the one that will be considered canon by Warner Bros, not the upcoming version of Justice League, something that Snyder is acutely aware of.
Canon for Warner Bros. is the Joss Whedon version of Justice League.”
So, even though Snyder is finally getting the chance to present his version of the film, there are no plans for Justice League 2.
Even though we are all caught up in the excitement of the upcoming release of Zack Snyder’s Justice League, we are forgetting that it already released once.