Corey Knebel vs. Izzy Leon — Career Comparison

Izzy Leon built a career as a starting pitcher and Corey Knebel as a reliever — different jobs with different demands — but on the metrics that apply to both, a comparison is still worth making. Corey Knebel posted stronger surface numbers — ERA 3.26 and WHIP 1.282 compared to 5.35 and 1.759 for Izzy Leon. By the career numbers, Corey Knebel had the better of this cross-role comparison — though era context would sharpen the verdict.