With 16 teams in the knockout rounds of the Champions League and Monday's draw fast approaching, here is a breakdown about how the teams can be drawn against each other in the next stage.

- Group Stages: Champions League tables

It's open season from the quarterfinals onward, but for the last-16 the runners-up take on a team from the group winners. In addition, a team cannot face another team from their own association (e.g. Arsenal and Chelsea), while a club will also miss the side that competed with them in the group stages (e.g. Arsenal and Borussia Dortmund.)

TOP SEEDS

Atletico Madrid: Basel, Leverkusen, Arsenal, Man City, PSG, Schalke, Shakhtar

Real Madrid: Juventus, Leverkusen, Arsenal, Man City, PSG, Schalke, Shakhtar