One of the reasons behind the introduction of this new-look Champions League format was to give lesser teams the chance to experience knockout

Listen to Sportsound and follow live text updates of Celtic's final league phase fixture in the Champions League against Aston Villa.

Aston Villa take on Celtic at Villa Park in the final round of fixtures in the Champions League ’s initial league phase, with an automatic qualification place potentially on the line. Unai Emery ’s side sit in ninth at the start of the day and ust one point behind Bayer Leverkusen, who occupy the final automatic qualification spot.