Chelsea, Manchester City and Real Madrid are among the clubs following RB Leizpig star Christopher Nkunku following his fine start to the season, reports Foot Mercato .
The Congolese descent has scored nine goals in all competitions so far, including four goals in two Champions League games.
The 23-year-old moved to Leipzig from Paris Saint-Germain in 2019 and he is tipped to receive offers next summer with his current deal expected to run out in 2024.
Former Tottenham Hotspur star Serge Aurier has joined Villarreal on a free transfer for the remainder of the season.
The move was announced on Monday and it reunites Aurier with Unai Emery whom he worked under at Paris Saint-Germain in the 2016-17 season.
Manchester United have stepped up their interest in AC Milan midfielder Franck Kessie who is yet to extend his contract with the Serie A club.
According to reports via Daily Mail , the Red Devils consider the 24-year-old as a replacement for Paul Pogba.
Kessie is in the final year of his contract at San Siro Stadium with Milan yet to agree to the midfielder's demand of €8 million salary per year.
African legend Yay Toure has declared his availability for Barcelona as they continue to struggle for form in all competitions this season.
Ronald Koeman's side have registered just a win in their last six games and they ninth in La Liga table with 12 points after seven games.
Read the full story on Goal .
West Ham United are still pushing for the signing of Clermont striker Mohamed Bayo, reports the Sun .
The 23-year-old has two years left in his contract and Clermont are demanding £10 million after they rejected Bordeaux's £7m offer during the summer transfer window.
The Guinea international fired Pascal Gastien's side to Ligue 1 last season with 22 goals and he has continued his scoring form with four strikes to his name so far this campaign.
Ivory Coast midfielder Franck Kessie is in the final year of his contract at AC Milan and he could leave for free at the end of the season.
90Min reports that Kessie is looking for a new challenge in England with a number of Premier League clubs making enquiries about his future.
Liverpool, Tottenham Hotspur and Manchester United are said to be monitoring the 24-year-old's situation after he rejected contract extension offers from the Rossoneri.
Arsenal will need to pay at least £38.5 million to sign Sevilla talisman Youssef En-Nesyri, according to Mundo Deportivo .
The Gunners are considering offering Alexandre Lacazette as part of the deal to lure the Morocco striker to the Premier League but Sevilla are adamant on their valuation.
En-Nesyri moved to Seville in January 2020 and he has shown his ability in front of goal with 33 goals for the Rojiblancos across all competitions so far.
Serie A Torino will make another attempt to lure Sofyan Amrabat from Fiorentina at the end of the 2021-22 season, according to Calciomercato .
The Morocco midfielder was on Torino's radar in the recently concluded transfer window but they could not get a deal over the line.
This season, Amrabat has played 86 minutes of football in four league games for the Violets.
Eric Bailly is among the seven players Manchester United are planning to sell in the January transfer window, according to the Sun .
A few months ago, the Ivory Coast defender extended his contract at Old Trafford until June 2024 but he appears to have fallen out of favour under Ole Gunnar Solskjaer.
Bailly is yet to play for the Red Devils this season and he has made their matchday squad thrice.
The other six players are Anthony Martial, Diogo Dalot, Alex Telles, Donny van de Beek, Jesse Lingard and Phil Jones
AC Milan are considering a move for Sampdoria defender Omar Colley to reinforce their backline next summer.
Calciomercato reports that the Rossoneri want the Gambia centre-back to replace Alessio Romagnoli who is in the final year of his contract and he is far from renewing his deal.
Colley has proved his physicality since he moved to Italy in 2018, with over 80 appearances in the Serie A.