Justice League also known as Snyder's cut is a multi-star Si-fi film of DC comics. When Snyder steeped down due to his daughter's death Whedon was hired to complete the film. But the output was devastating. Even the die hard fans of DC wasn't able take it. After that Snyder complete the movie and a large portion of the film was reshoot. The cost was around $300 millions which made this movie one of the most expensive movie ever made.