Manchester United take on FC Basel in the Group A clash at Old Trafford, where United host the Swiss champions. Jose Mourinho's side is taking part in Europe's most prestigious club competition for the first time since the 2015/16 campaign, by virtue of their Europa League triumph last season. These teams last met in the group stage of the 2011/12 Champions League, sharing a thrilling 3-3 draw on this same ground. (Kick-off 7.45pm).