The DC Universe almost saw two Joker movies starring Jared Leto after Suicide Squad. Jared Leto first played the Joker in 2016’s Suicide Squad in what was the first theatrical version of the Clown Prince of Crime since Heath Ledger’s performance in The Dark Knight. Despite its strong box office run, Suicide Squad premiered to harsh reviews, which left the future of the franchise and its characters in check.
https://screenrant.com/joker-movies-jared-leto-canceled-good/