Max Castillo vs. Rob Zastryzny — Career Comparison

Max Castillo built a career as a starting pitcher and Rob Zastryzny as a reliever — different jobs with different demands — but on the metrics that apply to both, a comparison is still worth making. Rob Zastryzny posted stronger surface numbers — ERA 3.84 and WHIP 1.449 compared to 5.43 and 1.391 for Max Castillo. By the career numbers, Rob Zastryzny had the better of this cross-role comparison — though era context would sharpen the verdict.