Tim Mayza vs. Jim Shellenback — Career Comparison

Jim Shellenback built a career as a starting pitcher and Tim Mayza as a reliever — different jobs with different demands — but on the metrics that apply to both, a comparison is still worth making. Tim Mayza led in walk avoidance (BB%+ 124 vs 86), strikeout rate (K%+ 97 vs 77), and skill-based run prevention (DICE+ 108 vs 97). Jim Shellenback held the edge in home run suppression (HR9+ 138 vs 111). Role difference aside, Tim Mayza holds a clear edge on every meaningful shared measure.