Zack Snyder's Justice League was released four years after the disappointment of the movie's theatrical version. Seen by many as a far superior edition, the so-called "Snyder Cut" heavily changed the story, character development, and other narrative elements seen in the movie. This extended to several deep-cut homages that only the most astute of DC fans might have noticed.
Source：https://www.cbr.com/10-comic-references-hidden-in-zack-snyders-justice-league/
