Michael Kopech vs. Don Leshnock — Career Comparison

Michael Kopech built a career as a starting pitcher and Don Leshnock as a reliever — different jobs with different demands — but on the metrics that apply to both, a comparison is still worth making. Don Leshnock posted stronger surface numbers — ERA 0 and WHIP 2.000 compared to 4.14 and 1.333 for Michael Kopech. By the career numbers, Don Leshnock had the better of this cross-role comparison — though era context would sharpen the verdict.