Film character
Lex Luthor
Zack Snyder's Justice League 2021
played by Jesse Eisenberg
The film
Determined to ensure Superman's ultimate sacrifice was not in vain, Bruce Wayne aligns forces with Diana Prince with plans to recruit a team of metahumans to protect the world from an approaching threat of catastrophic proportions.
Synopsis from TMDB.
The name
Also in Zack Snyder's Justice League
Elsewhere on screen, Lex
