Casey Fossum vs. Paul Hartzell — Career Comparison

The numbers give Paul Hartzell a clear advantage over Casey Fossum across the core pitching metrics. Paul Hartzell led in home run suppression (HR9+ 145 vs 89), walk avoidance (BB%+ 141 vs 91), and run prevention (ERA+ 109 vs 94). Casey Fossum held the edge in strikeout rate (K%+ 115 vs 67). Paul Hartzell was the better starter — the numbers make that case clearly.