https://www.youtube.com/watch?v=XIOU_k4mwDw
HBO just release the official trailer of Justice League Snyder’s Cut or officially know as the Justice League: Director’s Cut.
Justice League Snyder’s Cut will be release in early to mid-2021 on HBO Max as a four-part miniseries then followed by a four-hour film version, which is a combination of all four (4) episodes.
To know more on how the Justice League Snyder’s Cut came to be, you can read this article from the Verge.