Batman and Joker definitely aren't brothers in the comics. While the Joker movie plays very deeply with this idea, it still maintains the same stance. In the books, Joker's origin story has been a mystery. Readers have come across multiple different ones over the years.
In the 1989 Batman movie, Batman does realize that Joker is Jack Napier and when Bruce hears Joker say “You ever danced with the devil in the pale moonlight?” He realizes that Joker is the guy who killed his parents.
One of the mysteries in director Todd Phillips' Joker is whether Arthur Fleck really is the son of Thomas Wayne as his mother Penny Fleck claimed. Both Wayne himself and Alfred Pennyworth said it was untrue and that Penny was delusional, hence her eventual stay in Arkham Asylum.
Image via Warner Bros. Key to Arthur's spiral is new information he learns from his mother Penny (Frances Conroy), with whom he lives. Arthur finds a letter Penny has written to Thomas Wayne, claiming that Wayne is Arthur's real father.
One of the creepiest moments in Joker comes when Arthur Fleck (Joaquin Phoenix), the deeply unstable party clown who eventually becomes the film's titular character, meets a young, very wealthy child by the name of Bruce Wayne.
Harley Quinn 3x08 HD "Harley finds out that Bruce Wayne is Batman" HBO-max
Who gets Joker pregnant?
A spell that backfires gets him pregnant
To make this happen, the most famous clown in comics persuades the wizard Zatanna, however, she wants nothing to do with the Joker and she casts a spell but it backfires and he is the one that becomes pregnant.
DC has made it common not to give The Joker any solid backstory or family, but they still managed to accidentally give him a son. Due to DC canceling a comic just a bit too early, they unintentionally left Joker with a son in the form of Lonnie Machin, also known as Anarky.
In the final version of the film however, Jack Napier takes Chill's role as Thomas and Martha Wayne's killer while Chill, according to producer Michael Uslan, became one of Napier's men who accompanied him in mugging the Waynes, was credited as "Other Mugger", and portrayed by Clyde Gatell.
Starting with 'Joker's Five Way Revenge,' the Joker went from being either a dark, foreboding murderer or a goofy prankster to a villain who split the difference with threatening, thematic crimes that confounded Batman's status as the world's greatest detective while also standing in stark contrast to the Dark Knight's ...
Following her introduction to the comics in 1999, Harley Quinn was depicted as the sidekick and lover of the Joker as well as the criminal associate and best friend of Poison Ivy.
History. She is the wife of Thomas Wayne and the mother of Bruce Wayne. Joe Chill murders Bruce Wayne, rather than the boy's parents. Martha Wayne was so traumatized by the event she becomes the Joker.
Damian Wayne is a superhero appearing in American comic books published by DC Comics, created by Grant Morrison and Andy Kubert, commonly in association with Batman. He is the son of Batman and Talia al Ghul, and thus the grandson of Batman villain Ra's al Ghul and the potential inheritor of Wayne Enterprises.
The original Thomas Wayne Jr. was an assassin and was eventually possessed by Deadman, while an alternate version became Owlman. The current Thomas Wayne Jr., introduced as Lincoln March, claims to be Bruce's long-lost brother, creating uncertainty and potential for Batman's character development.
Joker remains one of the evilest bad guys in all DC, but there have been a few times in history that he has done good things, and even acted heroic. One thing that has always defined Joker in DC comics, movies, and TV shows, is that he is not a good person.
The Joker has undergone many revisions since his 1940 debut. The most common interpretation of the character is that of a man who, while disguised as the criminal Red Hood, is pursued by Batman and falls into a vat of chemicals that bleaches his skin, colors his hair green and his lips red, and drives him insane.
When readers think about the villain Batman hates the most, the first character that comes to mind is the Joker or perhaps one of his other biggest rogues such as Mr. Freeze, Penguin, or The Riddler.
Overall, the classic villain, the Joker, has been a prominent member of the Batman franchise, and he has been portrayed in a variety of different ways since the 1960s.
As the World's Greatest Detective, a martial arts expert, and a symbol of order for Gotham, Batman needs a range of villains who can challenge him at every level. Since the Silver Age, fans have considered The Joker as the hero's arch-enemy, a perfect chaotic counter-balance to the Dark Knight's order.
Wayne violently asserts that he is not Arthur's father as soon as Arthur introduces himself, and point-blank tells Arthur that he was adopted and that Penny Fleck had been committed because of her delusional belief there was something between her and Wayne.
In that issue, Batman discovers that Joe Chill, the small-time crime boss he is investigating, is none other than the man who killed his parents. Batman confronts him and reveals his secret identity. The frightened Chill flees, seeks out his cohorts, explains the encounter, and begs for their protection.
In Dark Knight Strikes Again, Frank Miller reimagines Dick Grayson as a Robin whose bitterness towards Batman turns him into a new terrifying Joker. In Frank Miller's The Dark Knight Strikes Again, the original Robin became a dark new Joker.
With false implanted memories in his head, Dick Grayson becomes the Son of Joker, and it looks as though he just got a pretty gross inheritance in Red Hood and the Outlaws #48.
In Injustice: Gods Among Us, Harley Quinn reveals she gave birth to Joker's daughter, but gave her up for adoption rather than subject her to a life with Joker as a father. Similarly, Harley becomes a mother to twin children in the Batman: White Knight universe, though with happier results.
