Junior Guerra vs. Duane Underwood — Career Comparison

Junior Guerra built a career as a starting pitcher and Duane Underwood as a reliever — different jobs with different demands — but on the metrics that apply to both, a comparison is still worth making. Duane Underwood led in home run suppression (HR9+ 380 vs 123), walk avoidance (BB%+ 109 vs 91), and skill-based run prevention (DICE+ 118 vs 105). Junior Guerra held the edge in run prevention (ERA+ 124 vs 94). Keeping the role difference in mind, the edge still goes to Duane Underwood.