Zack Snyder confirmed during IGN Fan Fest 2021 that the Snyder Cut edit of Justice League is locked, and HBO Max confirmed the film will be 4 hours and 2 minutes. This was only one of the 27 things we learned from Zack Snyder in our in-depth conversation about his version of the Justice League, which is set to be released in theaters and on HBO Max on March 18, 2021. [ignvideo url="https://www.ign.com/videos/2021/02/27/zack-snyders-justice-league-the-mother-box-origins-exclusive-clip-ign-fan-fest-2021"] Snyder also released a brand new Mother Box origins clip that is packed with Easter Eggs for Superman, Batman, Wonder Woman, Aquaman, Cyborg, and The Flash. He also revealed how the Snyder Cut will have a "massive cliffhanger" ending, what his thoughts are on Joker's redesign, and how this new version will flesh out Ben Affleck's Batman's full character arc. Zack Snyder's Justice League will include two-and-a-half hours of never-before-seen footage, with "four or five minutes of additional photography," original footage from the theatrical release, and elements the ended up on the cutting room floor. [ignvideo url="https://www.ign.com/videos/2021/02/27/justice-league-inside-the-snyder-cut-with-zack-snyder-ign-fan-fest-2021"] For more on IGN Fan Fest 2021, check out the exclusive premiere of The Flash season 7 premiere episode, the first Shadow and Bone trailer, and director Adam Wingard's comments on how Godzilla vs.