Mason Black vs. Delvin James — Career Comparison

Looking at the career totals, Mason Black and Delvin James are fairly close on the surface numbers. Delvin James had the edge in home runs allowed (1.31 per nine innings vs 2.01). By the career numbers, Delvin James 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.