Schedule
| Competition | Date | Dead line | Home | Away | Result | Points rule |
|---|---|---|---|---|---|---|
| CL | 16/09/25 17:45 | 16/09/25 17:45 | Athletic Bilbao | Arsenal FC | 0-2 | 1 - 3 points |
| CL | 16/09/25 17:45 | 16/09/25 17:45 | PSV Eindhoven | Royale Union Saint-Gilloise | 1-3 | 1 - 3 points |
| CL | 16/09/25 20:00 | 16/09/25 20:00 | Tottenham Hotspur | FC Villarreal | 1-0 | 1 - 3 points |
| CL | 16/09/25 20:00 | 16/09/25 20:00 | Benfica Lisbon | Qarabag | 2-3 | 1 - 3 points |
| CL | 16/09/25 20:00 | 16/09/25 20:00 | Juventus Turin | Borussia Dortmund | 4-4 | 1 - 3 points |
| CL | 16/09/25 20:00 | 16/09/25 20:00 | Real Madrid | Olympique Marseille | 2-1 | 1 - 3 points |
| CL | 17/09/25 17:45 | 17/09/25 17:45 | Olympiakos Piräus | Pafos FC | 0-0 | 1 - 3 points |
| CL | 17/09/25 17:45 | 17/09/25 17:45 | Slavia Prag | FK Bodö/Glimt | 2-2 | 1 - 3 points |
| CL | 17/09/25 20:00 | 17/09/25 20:00 | Paris St. Germain | Atalanta Bergamo | 4-0 | 1 - 3 points |
| CL | 17/09/25 20:00 | 17/09/25 20:00 | Liverpool FC | Atletico Madrid | 3-2 | 1 - 3 points |
| CL | 17/09/25 20:00 | 17/09/25 20:00 | Ajax Amsterdam | Inter Milan | 0-2 | 1 - 3 points |
| CL | 17/09/25 20:00 | 17/09/25 20:00 | FC Bayern Munich | Chelsea FC | 3-1 | 1 - 3 points |
| CL | 18/09/25 17:45 | 18/09/25 17:45 | Club Brugge | AS Monaco | 4-1 | 1 - 3 points |
| CL | 18/09/25 17:45 | 18/09/25 17:45 | FC Copenhagen | Bayer 04 Leverkusen | 2-2 | 1 - 3 points |
| CL | 18/09/25 20:00 | 18/09/25 20:00 | Sporting Lisbon | Qairat Almaty | 4-1 | 1 - 3 points |
| CL | 18/09/25 20:00 | 18/09/25 20:00 | Eintracht Frankfurt | Galatasaray Istanbul | 5-1 | 1 - 3 points |
| CL | 18/09/25 20:00 | 18/09/25 20:00 | Manchester City | SSC Napoli | 2-0 | 1 - 3 points |
| CL | 18/09/25 20:00 | 18/09/25 20:00 | Newcastle United | FC Barcelona | 1-2 | 1 - 3 points |