Here are five transfer rumours to keep an eye on...Chelsea have set a deadline for clubs to bid for Enzo Fernandez (Getty)Chelsea have set Premier League rivals Manchester City a deadline of 5pm on Friday to meet their £120m valuation for midfielder Enzo Fernandez. Arsenal manager Mikel Arteta has stated the club are seeking further marquee additions amid links with Julian Alvarez and Bradley Barcola, while 19-year-old Myles Lewis-Skelly continues to be linked with Chelsea and Manchester United. Liverpool are in talks with Paris Saint-Germain regarding winger Bradley Barcola, who is priced at £145m.Galatasaray have submitted a £38.5m bid for Arsenal's Gabriel Martinelli, with the Gunners now facing a key decision on his future after allowing Leandro Trossard to join Besiktas earlier this summer.Tottenham Hotspur have agreed a deal in principle worth £34.2m including add-ons to sell defender Cristian Romero to Atletico Madrid. In fullTransfer news LIVE: Chelsea set Enzo Fernandez deadline, Arsenal boost, Barcola to Liverpool latest