However, there are still four places left in the knockout stage that will be decided in the final set of fixtures on Wednesday.
Thirty-two teams will be whittled down to 16 for the second-round draw, which takes place shortly after the conclusion of the final group games.
The draw for the first round of the Champions League knock-out stage will take place on Monday, December 11 at UEFA's headquarters in Nyon, Switzerland. It is scheduled to take place at 11:00 GMT (6:00 a.m. ET) and fans will be able to follow it via live stream on UEFA's official website .
The first half of the field was set after those groups' final fixtures on December 5.
Manchester United, Paris Saint-Germain, Roma and Barcelona will be the seeded teams from Groups A-D, while Basel, Bayern Munich, Chelsea and Juventus make for a strong unseeded lineup.
The second half of the last-16 pool will be finalised after the last group-stage games have been played on December 6.
We already know, however, that Manchester City, Besiktas and Tottenham will win their groups and be seeded, while Real Madrid have qualified as an unseeded team.