What seven time NBA champion was acquired by the Cleveland Cavaliers in the 1989 season?
1989–90 Cleveland Cavaliers season:  During the offseason, the Cavaliers acquired second-year guard Steve Kerr from the Phoenix Suns. Steve Kerr:  Kerr is a seven-time NBA champion, winning three with the Chicago Bulls and two with the San Antonio Spurs as a player, and two with the Warriors as a head coach.
Steve Kerr