FC Seoul is a professional football club based in Seoul, South Korea. Founded in 1983, the team competes in the K League 1, the top tier of South Korean football. The club has a rich history, winning multiple league titles and domestic cups. The team's home matches are played at the Seoul World Cup Stadium, which has a capacity of over 66,000 spectators. FC Seoul is known for its passionate fan base and vibrant atmosphere during games, making it one of the most popular clubs in the country.