Johnny Hetki vs. Al Osuna — Career Comparison

Looking at the career totals, Johnny Hetki and Al Osuna are fairly close on the surface numbers. Al Osuna had the edge in ERA (3.83 vs 4.39). By the career numbers, Al Osuna 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.