Jimmy Key vs. Steve Shields — Career Comparison

Jimmy Key built a career as a starting pitcher and Steve Shields as a reliever — different jobs with different demands — but on the metrics that apply to both, a comparison is still worth making. Jimmy Key led in walk avoidance (BB%+ 151 vs 102), run prevention (ERA+ 121 vs 82), and home run suppression (HR9+ 93 vs 79). Role difference aside, Jimmy Key holds a clear edge on every meaningful shared measure.