 He spent four seasons in the Blue Jays minor league system, playing for the St. Catharines Blue Jays (1986), the Dunedin Blue Jays (1987–1988), the Knoxville Smokies (1988), and the Syracuse Chiefs (1989).Blair made his major league debut with the Blue Jays on April 11, 1990 and spent the season with the major league squad.He was traded in the offseason to the Cleveland Indians for Alex Sanchez (pitcher), and played in 11 games for the Indians that year.