It was at that point that the entire saga took a turn. Sporting CP president Frederico Varandas accused Gyökeres’s agent of “blackmail” and rejected the existence of an agreement which would see the striker sold for well below his €100 million (£85.1 million, $115.4 million) release clause.

Manchester United are already into their summer dealings and Daily Star Sport has a look at the best news stories surrounding Old Trafford from the past 24 hours

Arsenal and Manchester United have both been linked with a move for Sporting's former Coventry City striker Viktor Gyokeres