Board Thread:Versus Battles/@comment-31165326-20180220215504/@comment-26134263-20180220234304

Thing is... Willpower Defense accounts for everything in that dimensional level. As long as the ability isn't in a higher dimension than the user, they'll be able to resist anything on their dimensional level.

This means that, unless DIOs hax can affect 5-D beings, his hax will still be resisted.