Unknown Patterson vs. Mike Walker — Career Comparison

Looking at the career totals, Unknown Patterson and Mike Walker are fairly close on the surface numbers. Unknown Patterson posted stronger numbers in WHIP (1.714 vs 2.250) and home runs allowed (0 per nine innings vs 2.45). Mike Walker had the advantage in ERA (7.36 vs 7.71). By the career numbers, Unknown Patterson 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.