Hayden Birdsong vs. Tony Mullane — Career Comparison

Hayden Birdsong built a career as a starting pitcher and Tony Mullane as a reliever — different jobs with different demands — but on the metrics that apply to both, a comparison is still worth making. Tony Mullane posted stronger surface numbers — ERA 3.05 and WHIP 1.237 compared to 4.77 and 1.438 for Hayden Birdsong. By the career numbers, Tony Mullane had the better of this cross-role comparison — though era context would sharpen the verdict.