Mike Corcoran vs. Don Kaiser — Career Comparison

Don Kaiser built a career as a starting pitcher and Mike Corcoran as a reliever — different jobs with different demands — but on the metrics that apply to both, a comparison is still worth making. Mike Corcoran posted stronger surface numbers — ERA 4 and WHIP 2.556 compared to 4.15 and 1.458 for Don Kaiser. By the career numbers, Mike Corcoran had the better of this cross-role comparison — though era context would sharpen the verdict.