Don Aase vs. Mark Clark — Career Comparison

Mark Clark built a career as a starting pitcher and Don Aase as a reliever — different jobs with different demands — but on the metrics that apply to both, a comparison is still worth making. Mark Clark led in walk avoidance (BB%+ 126 vs 84), run prevention (ERA+ 101 vs 87), and skill-based run prevention (DICE+ 95 vs 88). Don Aase held the edge in strikeout rate (K%+ 90 vs 77). Role difference aside, Mark Clark holds a clear edge on every meaningful shared measure.