"(The) More Fool You/Him/Her etc." is a phrase that is often used to indicate that someone has made a foolish or ill-advised decision. If you are searching for synonyms for this phrase, there are a few options to consider. One alternative is "you brought this on yourself," which conveys a similar sense of blame for one's own actions. Another option is "you made your bed, now lie in it," which suggests that the person must face the consequences of their actions. "Foolish move" is a shorter version of the phrase that also gets the point across. Ultimately, the best synonym will depend on the context and intended tone of the conversation.