R. J. Alaniz vs. Rollie Sheldon — Career Comparison

Rollie Sheldon built a career as a starting pitcher and R. J. Alaniz as a reliever — different jobs with different demands — but on the metrics that apply to both, a comparison is still worth making. Rollie Sheldon posted stronger surface numbers — ERA 4.09 and WHIP 1.332 compared to 8.35 and 1.636 for R. J. Alaniz. By the career numbers, Rollie Sheldon had the better of this cross-role comparison — though era context would sharpen the verdict.