Jack Flaherty vs. Brandon Lyon — Career Comparison

Jack Flaherty built a career as a starting pitcher and Brandon Lyon as a reliever — different jobs with different demands — but on the metrics that apply to both, a comparison is still worth making. Jack Flaherty led in strikeout rate (K%+ 127 vs 81), run prevention (ERA+ 117 vs 103), and skill-based run prevention (DICE+ 114 vs 103). Brandon Lyon held the edge in walk avoidance (BB%+ 145 vs 100). Role difference aside, Jack Flaherty holds a clear edge on every meaningful shared measure.