After their incredible run to the Champions League semi-finals in 2018-19, Ajax will begin this season's competition against PAOK.
Manchester United could spring a surprise in the Champions League, according to Diego Forlan.
Patrice Evra's comments after Manchester United's Champions League win over Paris Saint-Germain have been criticised by the Ligue 1 club.
UEFA has hit Bayern Munich with several charges stemming from the 3-1 defeat to Liverpool in the Champions League.
Manchester United and Barcelona have plenty of history with the likes of Bryan Robson and Romario headlining previous meetings.
Jurgen Klopp ended his and Liverpool's wait for silverware as Mohamed Salah and Divock Origi bookended a 2-0 win over Tottenham.