Transfer interest is building around Marc Casado Torras, with Sunderland understood to be weighing-up a move for the Barcelona midfielder. While there has been no official bid as yet, the club may act swiftly if they decide to pursue the deal before the transfer window slams shut. Al Hilal, Al Ahli Saudi and Monaco may look to intervene if talks continue without resolution. Barcelona continue to be linked with Gonçalo Inacio, Enzo Fernandez and Folarin Balogun while Sunderland are also rumoured to be tracking Dayann Methalie. Need more Sunderland transfer rumours? Stay tuned to PlayerSwitch for live transfer news and rumours from across the world of football.