Arsenal opened their UEFA Champions League campaign with a commanding 2–0 victory away to Athletic Club on Tuesday, 16 September 2025. The match, the first of the League Stage, kicked off at 16:45 UTC under the supervision of Lithuanian referee Donatas Rumsas. Both sides went into the interval level at 0–0, but Arsenal found their rhythm in the second half to secure all three points in Bilbao.

For Arsenal, this result provided the ideal start to their European campai...