Mike Marshall vs. Roger Nelson — Career Comparison

Roger Nelson 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. Roger Nelson led in walk avoidance (BB%+ 139 vs 102), home run suppression (HR9+ 125 vs 89), and run prevention (ERA+ 128 vs 100). Mike Marshall held the edge in strikeout rate (K%+ 104 vs 98). Role difference aside, Roger Nelson holds a clear edge on every meaningful shared measure.