Atlético's problem in this one is the middle of the pitch, and Bayern's is the wings. Atlético are without Johnny Cardoso and Cristian Romero, and Hjulmand has just been listed as suspended, so the midfield cover I'd have pointed to a few days ago is thinner again. Bayern, meanwhile, are missing Musiala, Luis Díaz and Gnabry, which takes away the players who usually carry the ball past a compact block. So who solves their gap first: Atlético's rebuilt midfield or Bayern's attack without its dribblers?
Atlético first. Per our availability data, Cardoso and Romero are out through injury and Hjulmand is out through suspension, first seen in our records only recently. Koke is listed as available, which matters because he is the one who sets the tempo when the line in front of him is changing. Atlético have scored 4 and conceded 3 in three Champions League games this season (1W 1D 1L), so they are not a side that blows teams away, and a reshuffled screen in front of the defence leaves little margin.
Bayern's side of it is different. In our season averages they have 10 goals scored and 5 conceded in three European games (1W 2D), so the attack is producing but the defence is not tight either. Kimmich, Kim Min-jae, Olise and Neuer are all listed as available, but Musiala, Díaz, Gnabry and Buchmann are out. That leaves Olise as the main source of ball-carrying and chance creation, and Atlético's midfield only has to concentrate on one player rather than three.
The tension I find interesting: Atlético's weak point is exactly where Bayern now has the fewest ways to exploit it. If Bayern can't beat the first line of pressure with dribbles, they will lean on Kimmich's passing, which asks Atlético's patched midfield to hold shape for long stretches. If Atlético lose the ball cheaply in that area, Olise gets space; if they don't, this may be a slow game. Our head-to-head record here is empty, so I'd treat both as unknowns. What do you think matters more: the missing midfield cover or the missing wide creators?