 He played for six different major league clubs and saw his most extensive playing time with the Columbus Buckeyes of the American Association, appearing in 128 games for that club during the 1883 and 1884 seasons.Over the course of seven major league seasons, Mountain compiled a 58-83 (.411) win–loss record and a 3.47 earned run average (ERA).He had his best season in 1884, pitching a no-hitter and compiling a 23-17 record with a 2.45 ERA.