Sean Marshall vs. Ryan O'Malley — Career Comparison

Ryan O'Malley built a career as a starting pitcher and Sean Marshall as a reliever — different jobs with different demands — but on the metrics that apply to both, a comparison is still worth making. Ryan O'Malley posted stronger surface numbers — ERA 2.13 and WHIP 1.342 compared to 3.86 and 1.368 for Sean Marshall. By the career numbers, Ryan O'Malley had the better of this cross-role comparison — though era context would sharpen the verdict.