The football club FC Union Berlin is a part of the professional German Association. The club is located in Belrin. It was founded in 1966. FC Union Berlin plays in the 2 Bundesliga. The club is known for its die-hard fan base. Ritter Keule who is Cudgel the Knight is the mascot of Union Berlin, and he was first introduced in 2000. The club's colors are red, yellow, white, and black.