The Joker is a fictional character and the arch-nemesis of Batman in the DC Comics universe. Known for his chaotic nature and maniacal laughter, he embodies the concept of anarchy and madness, often serving as a foil to Batman's order and justice. The character has been portrayed in various media, including films, television shows, and video games, making him one of the most iconic villains in popular culture. In the 2019 film titled Joker, directed by Todd Phillips, the character is reimagined as Arthur Fleck, a struggling comedian who descends into madness. This portrayal explores themes of mental illness and societal neglect, earning critical acclaim and sparking discussions about the complexities of the character's psyche.