Here's what to know about this unexpected theory and how the new film itself fanned the idea. The Joker is a homicidal maniac and the archenemy of Batman. The Joker King AKA Doug Tan is Dana Tan's criminal brother and king of the Jokerz. The birth documents were signed by a Dr Benjamin Stoner. That was at the end of Gotham Knights run. I am talking about the Joker Movie, Joaquin Phoenix Joker In the movie: 1. A note on Robin's suit reads, "Hahah, joke's on you Batman." After years of what his parents viewed as an unhealthy obsession, Doug was stripped of all his Joker paraphernalia. If Batman kills the Joker, we can't have any more Joker stories.He is, in very blunt and realistic terms, too popular to die. Yes! He is a villian in the DC universe aka Dr Fate. Batman follows Jack Palance and his gang as they raid Axis Chemicals. 2. Also, remember that Gotham Knights arc where they tried to say Batman, Bane and Hush were triplets separated at birth and Riddler was the driving force behind Killing Joke. https://www.distractify.com/p/are-batman-and-the-joker-brothers The Joker is a master criminal with a clown-like appearance, and is considered one of the most infamous criminals within Gotham City. Regardless, Doug continued his idol worship of the Joker and eventually joined up with the Jokerz. The theory takes root in Joker … 1 History 1.1 Before Futures End 1.2 35 Years from now (Original Timeline) 1.3 Altered Timeline 2 Related 2.1 Footnotes Joker and Harley have reunited.1 After the world was overrun by Brother Eye, the Joker succumbed to the monstrous computer intelligence, much like the majority of the world's heroes and villains. A troubled youth who admired and and tried to emulate the original clown prince of crime. That was the reason for the end of Gotham Knights run. The Joker is a supervillain and the archenemy of Batman.He was first introduced in Batman #1 (Spring 1940) but faded into obscurity in the 1950s as a harmless prankster, starting in the early 1970s he was re-introduced as a more legitimate threat. The brother closed his eyes and took a breath to calm himself. Is the Joker actually Batman's brother? Warner Bros Bat fans instantly recognized the reference to one of the most famous Batman comics, 1988's "A Death in the Family," in which the Joker kidnaps and then brutally murders Robin with a crowbar.At the time, DC asked fans to weigh in on whether or not Jason Todd, the second incarnation of Robin, would live or die. And he's been that way since the beginning. #JackNicholson gives an iconic performance as the #Joker in #Batman1989. As gently as he could, he lifted his sobbing sister into his arms before carrying her to the nearest bedroom. Setting her down on the bed, he told her, "I'm going to get my medical kit," he explained softly. This is for everyone who asked for a follow-up to my story "Blood Brothers." It does, however, make the possibility more likely that, in this universe, Wasn't this the plot of Batman/Judge Dredd/Lobo? Batman's world is turned completely upside-down when he suspects that the relationship between himself and his arch-nemesis the Joker might run deeper than it seems.