Answer:
The judge himself selected the winner.
Step-by-step explanation:
Intensive pronouns include myself, yourself, himself, herself, itself, ourselves, yourselves, and themselves.
They are used to add emphasis to the subject. Reason why they are found right after the noun or pronoun that they are emphasizing. However, they are not essential to a sentence’s basic meaning therefore, they can be removed from it and it will still make sense.
Bearing in mind the explained above, it could be said that the sentence provided would result as follow after being completed with the appropriate intensive pronoun;
The judge himself selected the winner.