Jim Peterson vs. Steel Arm Tyler — Career Comparison

Steel Arm Tyler built a career as a starting pitcher and Jim Peterson as a reliever — different jobs with different demands — but on the metrics that apply to both, a comparison is still worth making. Steel Arm Tyler posted stronger surface numbers — ERA 3.78 and WHIP 1.259 compared to 5.27 and 1.665 for Jim Peterson. By the career numbers, Steel Arm Tyler had the better of this cross-role comparison — though era context would sharpen the verdict.