Rio Ferdinand sent Manchester United fans into overdrive after replying with a cryptic message to Saul Niguez's latest tweet.
The Atletico Madrid star has established himself as one of La Liga's top central midfielders under Diego Simeone, making over 285 appearances for the club and winning one Spanish league title.
United scouted Saul in 2014 with David Moyes sending then first-team coach Phil Neville to watch his performances during a loan spell at Rayo Vallecano.
Due to the uncertainty over Paul Pogba's long-term future, Saul has again been linked with United. Ferdinand backed the midfielder for a move to United in April after admitting he was a huge fan of the Spain international."I like Saul Niguez, he's a very, very good player in
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