It's been a journey into the unknown, but the new-look Champions League is finally reaching the climax of the league phase. Here's what's needed to go through.

The moment of truth has arrived in the UEFA Champions League. With a revamped format, Europe’s premier competition is entering a critical juncture. Just one matchday remains in this inaugural league-phase format, which replaced the traditional group stage, and the stakes couldn’t be higher.

UEFA overhauled the Champions League format this year introducing a new league phase system akin to domestic leagues across Europe.