Unknown Eastern vs. Mac MacArthur — Career Comparison

On the career pitching numbers, Unknown Eastern posted a stronger line than Mac MacArthur. Unknown Eastern posted stronger numbers in ERA (0 vs 5.02) and WHIP (0.000 vs 1.500). By the career numbers, Unknown Eastern 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.