The recent film that features one of the best portrayals of a villain is "Joker" (2019), starring Joaquin Phoenix as the titular character. What makes this character memorable is his complex and compelling backstory, which delves into the psychological transformation of a troubled individual into the iconic villain known as the Joker. Phoenix's mesmerizing performance adds layers of depth and emotion to the character, making him both sympathetic and chilling at the same time. The film's exploration of mental health issues and society's impact on an individual's descent into madness further contributes to the character's memorability.