The Red Devils will send scouts to Leiria on Tuesday to watch Bernardo Silva, Andre Gomes and Renato Sanches in action against Belgium, according to the Daily Mirror.
Click through the gallery above to find out more about the three midfielders.
We use your sign-up to provide content in ways you've consented to and to improve our understanding of you. This may include adverts from us and 3rd parties based on our understanding. You can unsubscribe at any time. Read our Privacy Policy