Legia Warszawa is a Polish professional football club based in Warsaw, competing in the Ekstraklasa, the top division of Polish football. The club's full name is Legia Warszawa SSA, and they play at the Polish Army Stadium. Founded in 1916, the club's colors are red, white, and green. Legia is the most successful club in Polish football history, with numerous Ekstraklasa titles and domestic cups. Their peak eras include dominant periods in the 1950s, 1990s, and the 2010s under managers like Henning Berg and Besnik Hasi. The club has a storied European history, famously reaching the European Cup semi-finals in 1970. The modern era sees Legia as the perennial title favorite, with a squad blending experienced Polish internationals and foreign stars, and they are regular participants in European group stages. The club boasts a massive, fervent fan base known as the "Żyleta," creating one of the most intense atmospheres in Eastern Europe. Legia Warszawa is the defining powerhouse of Polish club football.