Manchester United and Leeds face off in a historic pre-season friendly at Croke Park on Wednesday, the first association football match between two English clubs at the 82,300-capacity Dublin stadium.
New Newcastle head coach Matthias Jaissle has urged fans to "keep the optimism" while acknowledging a leadership "vacuum" following the departures of Eddie Howe and key players including Bruno Guimaraes, Anthony Gordon and Sandro Tonali.
Lisandro Martinez has linked up with Manchester United's pre-season camp in Ireland, with Michael Carrick now boasting a near-full squad ahead of Wednesday's friendly against Leeds at Croke Park.
Matthias Jaissle was unveiled as Newcastle United manager at St James' Park, acknowledging a leadership vacuum and calling the summer of upheaval the start of a "transition" season.
The Carabao Cup second-round draw takes place on Monday evening, with Chelsea, Tottenham, Newcastle and a host of Premier League clubs entering the competition for the first time this season.
Fikayo Tomori is expected to leave AC Milan this summer with his contract winding down, as Liverpool, Newcastle United, and newly-promoted Coventry City all register interest in the 28-year-old England international.
Pierre-Emile Hojbjerg has dramatically pulled out of a proposed move to Newcastle United, leaving the club stunned as they search for midfield reinforcements following a turbulent summer of departures.
Anthony Elanga was stretchered off during Newcastle's 2-1 pre-season friendly win over Valencia after a red-card challenge from Jose Gaya, but the Sweden international is believed to have avoided serious injury.