Arsenal secured a commanding 3-1 victory over German giants Bayern Munich in a UEFA Champions League first phase encounter, a result that firmly cemented their position at the top of their group. The win was made particularly comfortable for the Gunners, largely due to a series of uncharacteristic mistakes from Bayern Munich's legendary goalkeeper, Manuel Neuer, whose performance proved pivotal in the outcome of the high-stakes match.

Neuer's initial costly error came early in the game. He was directly at fault for Arsenal's opening goal when he misjudged and failed to adequately claim a corner kick, allowing the Gunners to capitalize on the ensuing chaos and take an early lead. This lapse in judgment set a challenging tone for Bayern Munich, who struggled to regain their composure against a relentless Arsenal side.

Later in the match, Neuer again found himself in a compromising position, effectively sealing Bayern's fate. He was caught out by Arsenal's dynamic forward, Gabriel Martinelli, for the Gunners' third goal. This crucial strike not only extended Arsenal's lead to an unassailable margin but also decisively ended the German champions' previously unbeaten start to the season, marking a significant setback for them in the Champions League campaign.