Hugh Casey vs. Michael Kopech — Career Comparison

Michael Kopech built a career as a starting pitcher and Hugh Casey as a reliever — different jobs with different demands — but on the metrics that apply to both, a comparison is still worth making. Hugh Casey posted stronger surface numbers — ERA 3.45 and WHIP 1.337 compared to 4.14 and 1.333 for Michael Kopech. By the career numbers, Hugh Casey had the better of this cross-role comparison — though era context would sharpen the verdict.