Los Blancos are reportedly ready to meet his £20.6m release clause.
Aguero is one of the most potent strikers in Argentina's international history.
Wilshere has recently lost his place in Bournemouth's starting line-up.
Isco has scored seven goals in 23 La Liga appearances for Real this season.
Ter Stegen, 24, says he is only focused on doing well for Barcelona for the time being.
City visit Stamford Bridge on Wednesday following a 2-2 draw at the Emirates Stadium.
France centre-back forced off at half-time with Achilles injury.
Arsene Wenger's men rally but fail to get the better of City.
Burnley wants £25m from Keane, who will have one year left on his contract in the summer.
Kevin De Bruyne, Raheem Sterling and Pablo Zabaleta have all been passed fit for Arsenal trip.
Vieira refused to reveal whether he was 'Wenger In' or 'Wenger Out'.
Manchester City, Manchester United and Everton are also interested in signing Van Dijk.
Gunners youngster wants fellow-Nigeria international to move to north London.
Santi Cazorla expected to miss the rest of the season after two bouts of surgery on ankle injury.
Recent reports claimed that Barcelona offered Isco a €20m bonus to turn down a new deal.
England winger withdrawn after an hour in 2-0 win over Lithuania.
Hart believes move to Torino was crucial in keeping him in the national team picture.
Andres Iniesta and Denis Suarez have backed Isco to leave Real for Barcaelona.
Manchester City's Hart, 29, is on a season-long loan deal at Torino.
Hart says he has no future at the Etihad following the completion of his loan spell at Torino.
Mesut Ozil, Toby Alderweireld and Willian have all been linked with a move to Manchester United.
Kolasinac's contract at Schalke expires at the end of the season and he has not signed an extension yet.