Bobby Castillo vs. Casey Fien — Career Comparison

The numbers give Casey Fien a clear advantage over Bobby Castillo across the core pitching metrics. Casey Fien led in walk avoidance (BB%+ 193 vs 85), run prevention (ERA+ 111 vs 88), and skill-based run prevention (DICE+ 105 vs 91). Bobby Castillo held the edge in strikeout rate (K%+ 106 vs 100). Casey Fien was the better reliever — the numbers make that case clearly.