Football transfer rumours: Mainoo sets Chelsea demands; Man Utd & Barcelona eye Lunin | OneFootball

90min rounds up the latest transfer news, rumours and gossip circulating around the world...

Kobbie Mainoo is negotiating a new Manchester United contract but has not closed the door to Chelsea. If the English teenager is to leave Old Trafford for Stamford Bridge, he would demand a higher salary than Cole Palmer. (GIVEMESPORT)

Liverpool are trying to muscle into the race for RB Leipzig forward Benjamin Sesko, who is a long-standing target for Arsenal and Chelsea. (TBR Football)

Chelsea face competition from Manchester United in the battle to sign Barcelona's talented young midfielder Marc Casado. The Red Devils are willing to spend as much as €80m (£67m) on the 21-year-old. (Fichajes - Spain)

If Liverpool are to lose Luis Diaz to Barcelona, they have lined AC Milan's Rafael Leao as his "ideal replacement". Chelsea and Barcelona themselves are also interested in the Portuguese forward. (Fichajes - Spain)

Ederson is on the cusp of leaving Manchester City this summer. The likes of Al Hilal, Al Nassr, and Al Ittihad are all interested, but would have to spend between €30-35m. (Esteemed Kompany)

Athletic Club's Nico Williams remains "at the top" of Arsenal's summer transfer wishlist, but the Gunners have no intention of selling Gabriel Martinelli to make room for the Spanish winger. (Football Transfers)

Real Madrid are keeping tabs on Eintracht Frankfurt's Hugo Larsson, who has billed as the 'next Toni Kroos'. (Real Madrid Confidencial - Spain)

Andriy Lunin could become the first player to move directly from Real Madrid to Barcelona since Luis Enrique in 1996 / Ion Alcoba Beitia/GettyImages

In a shock twist, Barcelona are interested in snapping up Real Madrid's backup goalkeeper Andriy Lunin. The Spanish champions have little appetite to lose any player - even the scarcely spotted Ukrainian - to their eternal rivals. (DefensaCentral - Spain)

Lunin has also attracted interest from Manchester United, who would be willing to submit a bid worth around €40m (£33.6m) for the 26-year-old. (El Chiringuito - Spain)

United are also tracking the future of Burnley goalkeeper James Trafford even though Andre Onana has no intention of leaving the Red Devils. (TeamTalk)

Real Madrid could also lose Arda Guler and Endrick to loan deals this summer, with Bundesliga side RB Leipzig interested in deals for both youngsters. (Fichajes - Spain)

Tottenham Hotspur's injury-prone striker Richarlison could be offered the chance this summer to return to Everton where he enjoyed plenty of success. (TBR Football)

In the event of Alexander Isak's exit, Newcastle are mulling over a move for Fiorentina's star striker Moise Kean. (GIVEMESPORT)

Victor Lindelof is nearing an exit from Manchester United. Benfica are leading the race for the ageing Swedish centre-back, but West Ham, Everton, Fulham and Wolves are also interested in keeping him in the Premier League. (CaughtOffside)