Santiago Casilla vs. Tommy Greene — Career Comparison

Tommy Greene built a career as a starting pitcher and Santiago Casilla as a reliever — different jobs with different demands — but on the metrics that apply to both, a comparison is still worth making. Tommy Greene led in strikeout rate (K%+ 127 vs 94), skill-based run prevention (DICE+ 119 vs 95), and walk avoidance (BB%+ 105 vs 100). Santiago Casilla held the edge in run prevention (ERA+ 117 vs 114). Role difference aside, Tommy Greene holds a clear edge on every meaningful shared measure.