Mark Mercer vs. Jack Taylor — Career Comparison

Jack Taylor built a career as a starting pitcher and Mark Mercer as a reliever — different jobs with different demands — but on the metrics that apply to both, a comparison is still worth making. Jack Taylor posted stronger surface numbers — ERA 2.65 and WHIP 1.176 compared to 4.7 and 1.826 for Mark Mercer. By the career numbers, Jack Taylor had the better of this cross-role comparison — though era context would sharpen the verdict.