Players from Arsenal, Chelsea, Liverpool and Manchester United feature in this continental list.
West Ham United have been linked with a move for Watford's Nigerian striker Isaac Success.
As part of our analysis of the Premier League transfer window we take a look at Watford FC.
The Hornets could see their defence strengthened with the impending acquisition of the Sunderland man, while Juventus star Pereyra is an exciting attacking addition.
Watford are close to signing Juventus midfielder Robero Pereyra after agreeing a potential £13m fee, but who is this man that Watford are chasing down?
The Hornets look set to break their transfer record by signing the Juventus midfielder, and have their next position to strengthen already lined up.
Watford have been linked with Juventus man Roberto Pereyra.
The Argentine is set to leave the Italian giants this summer.
Napoli are reportedly hoping to make sure West Ham don't land Roberto Pereyra.
Tottenham Hotspur are allegedly interested in signing Roberto Pereyra.