Jack Killilay vs. Aneurys Zabala — Career Comparison

Jack Killilay built a career as a starting pitcher and Aneurys Zabala as a reliever — different jobs with different demands — but on the metrics that apply to both, a comparison is still worth making. Aneurys Zabala posted stronger surface numbers — ERA 0 and WHIP 1.500 compared to 3.54 and 1.656 for Jack Killilay. By the career numbers, Aneurys Zabala had the better of this cross-role comparison — though era context would sharpen the verdict.