Como beat Lens 9-1 in the Champions League on Nov. 4, with Tasos Douvikas scoring a hat-trick in the biggest win among nine completed matches, according to ESPN.
The eight-goal margin exceeded every other winning margin that day. FC Porto and Viking FK each won by three goals, while the other six matches finished with one-goal margins.
Douvikas scored in the seventh, 32nd and 57th minutes at Stade Bollaert-Delelis, where attendance was 37,417. Nico Paz scored in the 40th minute, Lucas Da Cunha in the 47th and Marc-Oliver Kempf headed in after 53 minutes. Mattia Liberali scored in the 62nd, Ruben Aguilar in the 65th, Martin Baturina in the 69th and Matteo Papaccioli in first-half stoppage time's second-half equivalent, the 91st minute.
Real Madrid beat AEK Athens 3-2 at OPAP Arena in front of 30,368 spectators. Aboubakary Koita scored after 12 minutes and Jude Bellingham after 32. Stavros Pilios scored in the 75th minute, Kylian Mbappé in the 78th and Federico Valverde struck the winner two minutes into stoppage time.
Fenerbahce twice came from behind to beat Liverpool 3-2 at Şükrü Saracoğlu Stadium. Trey Nyoni opened the scoring in the 25th minute before Mason Greenwood replied in the 29th. Alexander Isak headed Liverpool ahead in the 69th, Archie Brown equalised in the 73rd and Vedat Muriqi headed the winner in the 79th.
Manchester City beat RB Leipzig 3-2 at Red Bull Arena, where attendance was 45,228. Castello Lukeba scored an own goal in the 37th minute, followed by Ridle Baku's goal in the 49th. Enzo Fernández headed in after 58 minutes, Antonio Nusa scored in the 61st and Erling Haaland supplied the winner in the 78th.
Arsenal beat Slavia Prague 2-1 at Fortuna Arena before 19,308 spectators. Noni Madueke scored in the ninth minute and Viktor Gyökeres in the 38th, before Wiktor Nowak scored in the 90th.
Borussia Dortmund beat Real Betis 2-1 at Signal Iduna Park, with attendance of 81,365. Fábio Silva scored in the 49th minute, Aitor Ruibal in the 67th and Konstantinos Karetsas in the 72nd.
FC Porto beat Napoli 4-1 at Estádio do Dragão before 49,190 spectators. Jan Bednarek headed in after 11 minutes and Scott McTominay scored in the 43rd. Gabri Veiga scored in the 71st, Jakub Kiwior headed in after 80 minutes and Samu Aghehowa converted a 90th-minute penalty.
Club Brugge beat PSV Eindhoven 2-1 at Philips Stadion, where attendance was 34,900. Nicolo Tresoldi headed in after 25 minutes, Kodai Sano scored in the 54th and Carlos Forbs in the 65th.
Viking FK beat Sabah FK 4-1 at Viking Stadion before 15,012 spectators. Orphé Mbina scored in the 11th minute, Erik Botheim in the 27th and Zlatko Tripic in the 69th. Henrik Falchener headed in after 81 minutes, and Botheim scored again four minutes into stoppage time.