Mark Johnson vs. Leon Williams — Career Comparison

Mark Johnson built a career as a starting pitcher and Leon Williams as a reliever — different jobs with different demands — but on the metrics that apply to both, a comparison is still worth making. Leon Williams posted stronger surface numbers — ERA 5.4 and WHIP 2.160 compared to 7.5 and 1.750 for Mark Johnson. By the career numbers, Leon Williams had the better of this cross-role comparison — though era context would sharpen the verdict.