Real Madrid are another side monitoring Rabbi Matondo's situation ahead of the summer transfer window amid interest from Manchester United.
MEN Sport understand both Real Madrid and United see the Welsh winger as a possible bargain buy at the end of the season ahead of a potentially tricky transfer market.
United currently view Matondo as a back-up option for Jadon Sancho this summer, with the Wales international viewed as a more cost-efficient option to the Borussia Dortmund star.
The initial interest from United comes via the belief they can sign him for much lower than his €60 million release clause, viewing him in the same 'low-risk buy' bracket to Daniel James, who joined for £15million from Swansea City last summer.
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