After spells with his former club SC Hakoah Wien and then SC Enschede , he had his first serious success with Újpest FC in the 1938 -- 39 season , winning the Hungarian League and the Mitropa Cup .
( SC Hakoah Wien , SC Enschede ) He had his first success with Újpest FC in the 1938 -- 39 season . He won the Hungarian League and the Mitropa Cup .