The Missouri Mystery is a professional hockey team of the National Hockey League. It was added in the 2019-20 season of the NHL. It quickly became the best team in the NHL. Its rise to fame started in the 2021-22 season when Marco Manson (#32), scored 7 goals for the Mystery against the Boston Bruins. They played at the Springfield City Dome until the new stadium was built in St. Louis. Named after the found of the Mystery, Marshall Arena. Eddie Marshall was the owner. Yuri Chekhov, Russian-American hockey player was featured on the NHL 2K57.