Warning: Contains SPOILERS for The Batman.
Barry Keoghan's Joker scars in The Batman push things much further than those of Heath Ledger's Clown Prince of Crime in The Dark Knight. The Batman introduced a new version of the Joker, although largely kept him in the shadows. Mr. J isn't particularly visible from his cell in Arkham next to the Riddler (Paul Dano) but a deleted scene offers more insight into The Batman's Joker's backstory, scars, and general persona by showing him much closer up and in more detail, which also allows for a clearer comparison to previous versions.
The Batman's deleted Joker scene, which sees Robert Pattinson's Dark Knight confront the Clown Prince of Crime in Arkham in order to gain more information about the Riddler reveals that Batman himself is responsible for Joker being in Arkham, with the latter referring to their «anniversary.» Although The Batman was right to cut its Joker scene, since it's a five-minute segment that doesn't add a whole amount to the movie itself, the release of it online gives a best of both worlds result in showing off this take on the character, who will perhaps return in The Batman 2's story.
Related: Did The Batman's Joker Cut His Own Face Off?
Regardless of whether Joker returns, it's already clear from the deleted scene just how differentThe Batman's version is, in particular to that of Ledger. The Dark Knight's Joker remains the hold (or rather, green-and-purple) standard to which all other iterations of the character will be compared, and that's even more the case of Keoghan's, since Matt Reeves' The Batman has been heavily compared to Christopher Nolan's The Dark Knight Trilogy. It's impossible to say yet whether Keoghan will be a better Joker than Ledger,
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