The UEFA Champions League reaches a defining stage tonight as the semifinal first legs of Matchday 15 get underway. Europe’s elite are now just two games away from the final, with every decision and mistake carrying massive weight.

Focus now shifts to team news, with attention on who is likely to start and who could miss out, as injuries, doubts, and late decisions continue to shape the lineups ahead of kickoff. This article will also include score predictions and possible lineups for both ties.

Paris Saint-Germain head into this clash with only Quentin Ndjantou ruled out through injury, leaving them close to full strength for a huge European night.

Bayern Munich, meanwhile, are dealing with several key absences. Vincent Kompany is suspended, while Cassiano Kiala, Raphael Guerreiro, David Santos, Lennart Karl, Serge Gnabry, Tom Bischof, and Wisdom Mike are all unavailable due to injury.

Safonov; Hakimi, Marquinhos, Pacho, Mendes; Ruiz, Vitinha, Neves; Doue, Dembele, Kvaratskhelia

Neuer; Stanisic, Upamecano, Tah, Laimer; Pavlovic, Kimmich; Olise, Musiala, Diaz; Kane

Atletico Madrid host Arsenal but they will be without Jose Gimenez and Pablo Barrios both ruled out through injury, slightly limiting their defensive and their midfield area ahead of a key European night.

Arsenal also have important absences, with Kai Havertz, Jurrien Timber, and Mikel Merino all unavailable through injury.

Looking Into in terms of head-to-head history, both sides are evenly matched, with one win each and two draws, highlighting how tight this fixture has been in previous meetings.

Oblak; Molina, Le Normand, Lenglet, Ruggeri; Simeone, Llorente, Koke, Mendoza; Griezmann, Alvarez

Raya; Mosquera, Saliba, Gabriel, Hincapie; Zubimendi, Rice; Madueke, Havertz, Martinelli; Gyokeres