Possible Clues:

• Former Toronto pitching ace
• Moundsman Dave
• Jay of the year, 1981
• Seven-time All-Star Dave, who pitched for the Toronto Blue Jays
• All-Star Toronto pitcher Dave who threw a no-hitter on September 2, 1990
• Dave who was baseball's second-winningest pitcher in the 1980s
• All-time Blue Jays' winningest pitcher Dave
• '80s-'90s Toronto pitcher Dave
• Blue Jays pitcher Dave who was a seven-time All-Star
• Blue Jay pitcher, once