After weeks of transfer no-goes, the former Bayern Munich star would be an outstanding option for Slaven Bilic's squad.
Mirco Antenucci left Leeds United this summer on a free transfer.
Watford have been linked with Sofiane Boufal.
The agreement strengthens the club's presence in South Korea, and emphasises the commercial value of Heung-Min Son.
HITC Sport understands Conor Grant heading for Valley
Conflicting reports are emerging about Aston Villa's move for Bristol City striker Jonathan Kodjia.
Sunderland are reportedly keen to make David Moyes their new manager.
Joe Allen is reportedly closing in on a move to Stoke City.
Leeds CEO signed Reece Wabara for Barnsley last summer.
The Northern Ireland captain is back in training with Southampton after the Euro 2016.
Both Southampton and Aston Villa are able to meet Barnsley's valuation of the player, according to the Sun.
Tottenham Hotspur miss out on long standing target to Stoke City.
Aston Villa's new signing from Nottingham Forest was instrumental when the teams played out a 2-2 draw earlier this season.
Aston Villa are reportedly keen on Burnley striker Ashley Barnes.
Commons recently returned to Celtic Park following a spell at Hibernian, and Aberdeen are now being linked with the out-of-favour Bhoys midfielder.
The Dutchman has been linked with a move to the Turkish side.
Hammers supporters have been clamouring for the club to sign a new right-back this month.
Leeds United are linked with West Ham United striker Ashley Fletcher and Norwich City winger Sergi Canos.
Derby County were reportedly set to sign the Everton defender on loan.
West Ham United are reportedly keen on Inter Milan winger Ivan Perisic.