Casey Fien vs. Ben Rivera — Career Comparison

Ben Rivera built a career as a starting pitcher and Casey Fien as a reliever — different jobs with different demands — but on the metrics that apply to both, a comparison is still worth making. Casey Fien led in walk avoidance (BB%+ 193 vs 76), run prevention (ERA+ 111 vs 97), and skill-based run prevention (DICE+ 105 vs 93). Ben Rivera held the edge in strikeout rate (K%+ 110 vs 100). Keeping the role difference in mind, the edge still goes to Casey Fien.