Manchester City are keen on bringing both Barcelona’s Argentine forward Lionel Messi, 33, and Borussia Dortmund’s 20-year-old Norwegian striker Erling Braut Haaland to Etihad Stadium in the summer.
France midfielder Paul Pogba could leave Manchester United as early as this summer, with Juventus keen to re-sign the 28-year-old and willing to consider offloading Argentina striker Paulo Dybala, 27, in a swap deal.
Tottenham are confident of keeping England striker Harry Kane, 27, and will not consider selling him to another Premier League club, amid mounting interest from Manchester City and Manchester United.
Bayern Munich are interested in Tottenham forward Son Heung-min, 28, and are willing to be patient in their pursuit of the South Korean, who is contracted to Spurs until the summer of 2023 and has had a new long-term deal offered to him by the London club.
Chelsea, Manchester United, Juventus and Real Madrid remain in the hunt to sign Italy goalkeeper Gianluigi Donnarumma, 22, who has rejected two offers of a new contract at AC Milan.
Barcelona are seen as favourites to sign 30-year-old defender Georginio Wijnaldum when his contract at Liverpool expires in the summer, but the Catalan club face competition from Chelsea, Juventus and Paris St-Germain. The Merseyside club themselves have not given up hope of keeping the Dutch international.