Polish referee Szymon Marciniak tries to separate Manchester City's Norwegian forward #09 Erling Haaland and FC Porto's Dominicans midfielder #13 Pablo Rosario during the UEFA Champions League first round day 1 football match between FC Porto and Manchester City at Dragao stadium in Porto on September 8, 2026. (Photo by Miguel RIOPA / AFP via Getty Images)

Real Betis' Brazilian forward #07 Antony Matheus Dos Santos runs with the ball during the UEFA Champions League, league phase day 1, football match between Lille (FRA) and Real Betis (ESP) at the Stade Pierre Mauroy, in Villeneuve d'Ascq, on September 8, 2026. (Photo by Sameer AL-DOUMY / AFP via Getty Images)

Real Betis' Uruguayan midfielder #06 Facundo Bernal (L) and Lille's French forward #28 Gaetan Perrin (R) head the ball during the UEFA Champions League, league phase day 1, football match between Lille (FRA) and Real Betis (ESP) at the Stade Pierre Mauroy, in Villeneuve d'Ascq, on September 8, 2026. (Photo by Sameer AL-DOUMY / AFP via Getty Images)

Lille's French forward #09 Olivier Giroud (R) reacts after missing a goal scoring opportunity during the UEFA Champions League, league phase day 1, football match between Lille (FRA) and Real Betis (ESP) at the Stade Pierre Mauroy, in Villeneuve d'Ascq, on September 8, 2026. (Photo by Sameer AL-DOUMY / AFP via Getty Images)

Real Madrid's Portuguese coach Jose Mourinho (R) embraces Real Madrid's French forward #10 Kylian Mbappe as he leaves the pitch to be substituted during the UEFA Champions League first round day 1 football match between Real Madrid and Inter Milan at the Santiago Bernabeu stadium in Madrid on September 8, 2026. (Photo by Thomas COEX / AFP via Getty Images)

Lille's French forward #09 Olivier Giroud reacts after missing a goal scoring opportunity during the UEFA Champions League, league phase day 1, football match between Lille (FRA) and Real Betis (ESP) at the Stade Pierre Mauroy, in Villeneuve d'Ascq, on September 8, 2026. (Photo by Sameer AL-DOUMY / AFP via Getty Images)

Polish referee Szymon Marciniak presents a yellow card to Manchester City's Norwegian forward #09 Erling Haaland during the UEFA Champions League first round day 1 football match between FC Porto and Manchester City at Dragao stadium in Porto on September 8, 2026. (Photo by Miguel RIOPA / AFP via Getty Images)

Lille's French forward #09 Olivier Giroud (R) remonstrates with Bulgarian referee Georgi Kabakov (C) during the UEFA Champions League, league phase day 1, football match between Lille (FRA) and Real Betis (ESP) at the Stade Pierre Mauroy, in Villeneuve d'Ascq, on September 8, 2026. (Photo by Sameer AL-DOUMY / AFP via Getty Images)