Drinkwater's transfer request could speed up a potential move to Chelsea.
Barkley, 23, is currently out of action with a hamstring injury.
Blues midfielder was part of the summer exodus at the French champions this summer.
Portuguese right-back remaining focused and professional despite lingering summer transfer speculation.
The Netherlands defender expects to be a Reds player by the end of the transfer window.
Oxlade-Chamberlain is set to cross the capital and join the Premier League champions.
Sanches, 20, has struggled to establish himself at the Allianz Arena.
Toffees signed Llorente's former partner in crime Gylfi Sigurdsson a couple of weeks ago.
French international believes further midfield strengthening is required to help the Blues compete on all fronts.
Los Colchoneros midfielder claims transfer, while complicated, would be "very exciting" for the club.
Costa is determined to return to Atletico Madrid but Ronald Koeman would welcome him at Goodison Park.
The Little Mix singer has been dating the footballer since January 2017.
Sanchez made his first Arsenal appearance of the season against Liverpool on Sunday (27 August).
Costa is set to rejoin Atletico Madrid in the final days of the summer transfer window.
England midfielder is now set to discuss personal terms ahead of a prospective switch to Stamford Bridge.
Matic has won two league titles with Chelsea in the last three seasons.
Italian manager spoke to the media following a comfortable 2-0 victory over Everton.
Oxlade-Chamberlain is in his final year of contract at Arsenal and has not yet signed a new deal.
Manager added that Ross Barkley could stay at Everton with the club yet to receive a bid for the 23-year-old.
Blues and Toffees set to do battle at the Bridge.
Chelsea hoping to build on Tottenham victory as Everton look to end Stamford Bridge hoodoo.
Llorente has played under Conte when the two were at Juventus.