Board Thread:Questions and Answers/@comment-33935463-20180426192324/@comment-44673237-20200114144238

In concept, yes, GER could beat TWOH. But DIO stomps Giorno in EOH, so no.

This works around the same principle that in theory, Superfly is the most powerful Stand, but JoJo laws contradict themselves and interact in other weird ways, so it can be easily defeated.