George Mitchell vs. Zac Rosscup — Career Comparison

George Mitchell built a career as a starting pitcher and Zac Rosscup as a reliever — different jobs with different demands — but on the metrics that apply to both, a comparison is still worth making. George Mitchell posted stronger surface numbers — ERA 4.5 and WHIP 1.478 compared to 5.09 and 1.673 for Zac Rosscup. By the career numbers, George Mitchell had the better of this cross-role comparison — though era context would sharpen the verdict.