Casey Fossum vs. Guillermo Zuñiga — Career Comparison

Casey Fossum built a career as a starting pitcher and Guillermo Zuñiga as a reliever — different jobs with different demands — but on the metrics that apply to both, a comparison is still worth making. Guillermo Zuñiga posted stronger surface numbers — ERA 5.03 and WHIP 1.424 compared to 5.45 and 1.534 for Casey Fossum. By the career numbers, Guillermo Zuñiga had the better of this cross-role comparison — though era context would sharpen the verdict.