Harry Kane's four goals are the highlight of the first matchday, while Celtic and Borussia Dortmund join Bayern Munich in getting off to flying starts.

Hello and welcome along to BBC Sport's coverage of tonight's Champions League action. We have updates from six matches, Radio 5 Live commentary of Atalanta v Arsenal, video goal highlights from 22:00 BST and the best of the match action plus analysis on BBC Two from 23:05 BST.

UEFA Champions League campaign continues Sept. 18 with a rematch of the 2023 final between Manchester City and Inter Milan, plus last year's runner-up Borussia Dortmund in action. SI Soccer's editorial team gives our predictions across every fixture.