Humberto Castellanos vs. Wayne Osborne — Career Comparison

Looking at the career totals, Humberto Castellanos and Wayne Osborne are fairly close on the surface numbers. Humberto Castellanos posted stronger numbers in ERA (5.43 vs 5.91) and WHIP (1.414 vs 1.922). Wayne Osborne had the advantage in home runs allowed (0.42 per nine innings vs 1.3). By the career numbers, Humberto Castellanos 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.