The new Champions League format leaves plenty of margin for error for clubs aiming to reach the knockout rounds, and yet European heavyweights such as Real Madrid and Paris Saint-Germain are currently at risk of an early exit.

Still, Mbappe missed a penalty and did not resemble any superstar qualities he's exhibited in years past. Though Mo Salah also botched a penalty for Liverpool, Arne Slot's side won thanks to second-half goals by Alexis Mac Allister and Cody Gakpo.

We are well past the halfway stage of the revamped Uefa Champions League, in which 36 teams battle in a league phase, leaving some of the giants of European football wondering whether they will make it to the knockout rounds.