Player performance Hayden Kai Muller (Muller) is a defender ( centre back ) player born 07-Feb-02 in England. In the last 30 days Muller played 22 minutes in 1 games of 5 in this period, 1 from the bench. Received no cards and did not score goals Muller list of appearances, cards and goals The Championship 2019/2020 jersey #45