George Mack vs. Colin Selby — Career Comparison

George Mack built a career as a starting pitcher and Colin Selby as a reliever — different jobs with different demands — but on the metrics that apply to both, a comparison is still worth making. Colin Selby posted stronger surface numbers — ERA 6.2 and WHIP 1.556 compared to 7.19 and 1.890 for George Mack. By the career numbers, Colin Selby had the better of this cross-role comparison — though era context would sharpen the verdict.