Chelsea defender Wesley Fofana has sent a message to former teammate Noni Madueke following his transfer to Arsenal this summer. The England international completed a move to the Emirates this week, putting pen to paper on a five-year deal with the club.Fofana took to Instagram to send a message to Madueke after the latter was announced as a new Arsenal player. He warned the forward to be careful whenever they face each other, insinuating that he would not hold back before wishing him the best in the future."See you on the field protect your ankles we are enemies now 😂💀 all the best mon frère❤️"Madueke and Fofana were teammates at Chelsea since the Englishman arrived in January 2023 from PSV, with Fofana having joined about six months prior. Both players were part of the squad that finished fourth in the Premier League under Enzo Maresca last season. Due to injury, the defender was a spectator as the Blues won the UEFA Europa Conference League and FIFA Club World Cup titles, while Madueke featured in both.Arsenal spent £52 million to sign Madueke, with the 23-year-old following in the footsteps of goalkeeper Kepa Arrizabalaga in moving to the Emirates from Stamford Bridge this summer. He has since been unveiled as their new number 20, inheriting the shirt worn by another ex-Chelsea player Jorginho last season. Wesley Fofana remains sidelined for the Blues, having suffered a hamstring problem during the 2024-25 season. He will hope to return to fitness soon and play a key role for his side, who were crowned world champions last week.Chelsea slap £20 million price tag on former Arsenal loanee: ReportsChelsea have put a £20 million price tag on forward Raheem Sterling as they look to sell him this summer, as per reports. The Blues are keen to part ways with the Englishman, who spent the 2024-25 season on loan at Arsenal. The Sun reports that Enzo Maresca's side are looking to resolve the futures of a good number of players in the coming weeks, and Sterling is one of them. They wish to receive less than half of what they paid to sign him from Manchester City as they hope to attract suitors for his services.Sterling endured a disappointing loan spell at the Emirates, scoring one goal in 28 appearances for Mikel Arteta's side. The 30-year-old has made it clear that he does not intend to move to the MLS or Saudi Arabia, but his wages may be a problem for sides in England.