Blyleven (287-250 win-loss record in his career) has earned a 3.31 earned run average while allowing 8.4 hits per 9 innings. He has a K/BB ratio of 2.80 and he has gone up against 20,491 opposing hitters during his pro baseball career. So far in his MLB career, Blyleven has conceded 4,632 hits and he has 3,701 punch outs in 4,970 innings pitched. He has conceded 1,830 earned runs while holding a WHIP of 1.198 and a FIP of 3.3.