Mateo Kovacic has been identified by Manchester United as a potential replacement for Michael Carrick.
The Croatian midfield maestro has been unable to gain a regular run of games at the Bernabeu behind Casemiro, Luka Modric and Toni Kroos.
Man Utd are expecting to lose Marouane Fellaini and Michael Carrick is due to hang his boots up at the end of the season.
According to French publication Le10Sport, United will try to temp the Austrian to Old Trafford.
Kovacic has found himself behind Luka Modric and Toni Kroos in the pecking order.
It is unclear if Mourinho will try to get the 23-year-old on a permanent or loan deal.United have been extremely active in this transfer window with the capture of Alexis Sanchez from Arsenal.
Alexis Sanchez is spotted leaving the Lowry Hotel in his Bentley as he makes his way to Manchester United training
Alexis Sanchez is spotted leaving the Lowry Hotel on his way to Manchester United training
But with under a week to go until the transfer window slams shut, Mourinho will have one eye on potential prospects to try and claim Champions League glory.