Mark Leiter vs. Yellow Horse Morris — Career Comparison

On the career pitching numbers, Yellow Horse Morris posted a stronger line than Mark Leiter. Yellow Horse Morris posted stronger numbers in ERA (4.09 vs 4.57) and WHIP (1.349 vs 1.412). By the career numbers, Yellow Horse Morris had the better of this comparison — though ERA and WHIP alone don't account for era, park factors, or the defenses each pitcher worked behind.