Thanos

In "Squid Game" season 2, "Thanos" is a character with purple hair, appearing as a villainous player named Choi Su-bong (also known by his stage name "Thanos") who is a former rapper deeply in debt due to a cryptocurrency scam; he is known for his chaotic and aggressive behavior in the games, often using drugs to enhance his recklessness, and his appearance is directly inspired by the Marvel villain Thanos, including the purple hair and color scheme associated with the Infinity Stones; he is portrayed by actor Choi Seung-hyun (also known as T.O.P) who shares some real-life similarities with the character, like a past in the music industry and controversies related to drug use.