Football Club Seoul, also known as FC Seoul, is a professional soccer club based in Seoul, South Korea. The club was founded in 1983 and has since become one of the most successful teams in the K League 1, the top tier of South Korean football. FC Seoul plays their home matches at the Seoul World Cup Stadium, a venue that hosted matches during the 2002 FIFA World Cup. The club has a passionate fan base and is nicknamed "The Reds" due to their traditional red home kit. FC Seoul has achieved numerous accomplishments, including winning the K League 1 title on multiple occasions and lifting the AFC Champions League trophy in 2013.