Don Aase vs. Marty Bystrom — Career Comparison

Marty Bystrom built a career as a starting pitcher and Don Aase as a reliever — different jobs with different demands — but on the metrics that apply to both, a comparison is still worth making. Don Aase posted stronger surface numbers — ERA 3.8 and WHIP 1.431 compared to 4.26 and 1.428 for Marty Bystrom. By the career numbers, Don Aase had the better of this cross-role comparison — though era context would sharpen the verdict.