Humberto Castellanos vs. Dave Haas — Career Comparison

Looking at the career totals, Humberto Castellanos and Dave Haas are fairly close on the surface numbers. Humberto Castellanos posted stronger numbers in WHIP (1.414 vs 1.654) and home runs allowed (1.3 per nine innings vs 1.61). Dave Haas had the advantage in ERA (4.84 vs 5.43). 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.