Suffer the wounds he causes

[Not another shrubbery]

Originally Posted by hackbarth

Divine Curse is the easy way out, since it is only a different way of saying "this bad stuff will happen to you, because the GM says so". But it really seems there isn't any other RAW way of doing this.

Well, DC is kind of a placeholder disadvantage, but it seems to me that situations like this are what it is expressly designed for.

On the general subject of Divine Curses, this older thread might be of some related interest.