Slick Castleman vs. Marshall Renfroe — Career Comparison

On the career pitching numbers, Slick Castleman posted a stronger line than Marshall Renfroe. Slick Castleman posted stronger numbers in ERA (4.25 vs 27) and WHIP (1.478 vs 3.000). By the career numbers, Slick Castleman 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.