Because they compete across multiple sports, this guide breaks down their rivalry across both major disciplines, including their recent matchups in the 2025–26 UEFA Champions League and the EuroLeague . ⚽ Football: UEFA Champions League
: Barcelona won 6-1 against Olympiakos on October 21, 2025. Venue : Estadi Olímpic Lluís Companys in Barcelona. Olympiakos - Barcelona
While they do not play each other regularly, their European ties are always massive spectacles. Recent Encounter Because they compete across multiple sports, this guide
: Midfielder Fermín López netted a hat-trick and Marcus Rashford scored a brace to spearhead Hansi Flick's offense. Ayoub El Kaabi scored the lone penalty for the Greek side after Santiago Hezze was sent off with a red card. Tactical Breakdown Because they compete across multiple sports
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