Here's the state of play after the conclusion of the first stage of the Champions League:
Teams qualified automatically to the round of 16
Liverpool, Barcelona, Arsenal, Inter Milan, Atletico Madrid, Bayer Leverkusen, Lille, Aston Villa
How the playoffs look for the remaining round-of-16 spots
Monaco or Brest vs. Paris Saint-Germain or Benfica (for the right to play Liverpool or Barcelona)
Sporting Lisbon or Club Brugge vs. Atalanta or Borussia Dortmund (for the right to play Lille or Aston Villa)
Celtic or Manchester City vs. Real Madrid or Bayern Munich (for the right to play Atletico Madrid or Bayer Leverkusen)
Feyenoord or Juventus vs. AC Milan or PSV Eindhoven (for the right to play Arsenal or Inter Milan)
Teams eliminated from Champions League
Young Boys, Slovan Bratislava, Salzburg, Girona, Leipzig, Sparta Prague, Sturm Graz, Red Star Belgrade, Bologna, Shakhtar Donetsk, Stuttgart, Dinamo Zagreb.