Mike Marshall vs. Oliverio Ortiz — Career Comparison

Oliverio Ortiz built a career as a starting pitcher and Mike Marshall as a reliever — different jobs with different demands — but on the metrics that apply to both, a comparison is still worth making. Mike Marshall posted stronger surface numbers — ERA 3.14 and WHIP 1.332 compared to 6.23 and 1.462 for Oliverio Ortiz. By the career numbers, Mike Marshall had the better of this cross-role comparison — though era context would sharpen the verdict.