Paul McCullough vs. Blake Treinen — Career Comparison

On the career pitching numbers, Blake Treinen posted a stronger line than Paul McCullough. Blake Treinen posted stronger numbers in ERA (2.9 vs 8.59) and home runs allowed (0.67 per nine innings vs 1.23). By the career numbers, Blake Treinen had the better of this comparison — though ERA and WHIP alone don't account for era, park factors, or the defenses each pitcher worked behind.