Dave Lemanczyk vs. Sean Marshall — Career Comparison

Dave Lemanczyk 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. Sean Marshall led in run prevention (ERA+ 107 vs 89), walk avoidance (BB%+ 113 vs 96), and strikeout rate (K%+ 99 vs 83). Role difference aside, Sean Marshall holds a clear edge on every meaningful shared measure.