After the final whistle, tension spilled onto the pitch and into the tunnel as players and staff from both sides clashed. Guendouzi, who previously played for Marseille, appeared to celebrate with his arms outstretched toward Lyon fans and was subsequently involved in the fracas. Teammates restrained him as he continued to gesture and shout “Allez l’OM” toward television cameras and the home supporters, who were booing throughout the match and then began throwing missiles.
Reports from supporters’ social media posts and eyewitness accounts indicated heightened hostility toward Guendouzi from Lyon fans, with some claiming he was targeted during the warm-up as well. Guendouzi addressed the events in the post-match interviews, describing the abuse he faced from the Lyon crowd as a deeply personal and discouraging experience. He remarked that, in similar situations in France, officials would typically intervene to stop the taunting, but felt that the prolonged abuse—spanning more than 90 minutes including warm-ups—was a profound injustice and distressing.
Fenerbahçe head coach Ismail Kartal commented on the incident, stating that one of Lyon’s coaches attacked Guendouzi and emphasizing that his team stood by Guendouzi in the aftermath, underscoring what it means to be united as a group. The post-match controversy led to questions about potential disciplinary action from UEFA, though no sanctions had been confirmed at the time of reporting.
The broader incident drew attention to the intense rivalries and passionate support surrounding European qualifiers, as well as the challenges of maintaining decorum in high-stakes matches. While the result secured Fenerbahçe’s entry into the Champions League group stage, the controversy overshadowed the on-field achievements and raised ongoing discussions about crowd management and player safety in European competitions.