Match Preview: Athletic Club vs Arsenal
Competition: UEFA Champions League 2025-26, Group Stage – Matchday 1
Date & Venue: San Mamés Stadium, Bilbao
Kick-off Time: Check local listings

Background and Stakes
- Athletic Club return to the Champions League group stage for the first time in over a decade, since the 2014-15 season. Their long absence at this level means this match will be especially significant for the club, fans, and the Basque region.
- Arsenal, meanwhile, come into the competition riding momentum. Last season they reached the semi-finals – their best Champions League run in many years – and will aim to go further this time.
Recent Form & Team News
- Athletic Club have had a mixed start to their domestic season. Their home form will be key, especially given San Mamés’ reputation for passionate support. However, they are coping with several absences: Nico Williams is injured; Benat Prados is out long-term with a serious knee injury.
- Arsenal are facing injury concerns as well. Key players such as Martin Ødegaard, Bukayo Saka, Gabriel Jesus, Kai Havertz, and Ben White are unavailable. Manager Mikel Arteta will rely on squad depth and recent summer signings to navigate through these gaps.
Key Players to Watch
- For Athletic Club: Iñaki Williams will likely carry much of the attacking burden. Other players who know the club’s identity—such as those seasoned in La Liga battles—will need to be strong, especially in defense.
- For Arsenal: Young additions and emerging stars will have a chance to shine. Viktor Gyökeres, for example, had strong goal involvement in Europe last season and might be central to their attacking plans.
Tactical & Match Dynamics
- Athletic are likely to try defending compactly, using home advantage, and look for opportunities on the break or from set pieces. Their physicality and aerial ability will matter.
- Arsenal will probably aim to dominate possession, press high, and try to exploit the spaces left by Athletic when pushing forward. Arteta will want his side sharp early, especially given the group will only get tougher from here.
Prediction & What Might Decide the Game
- Likely Outcome: Narrow win for Arsenal or possibly a draw. Given their superior European experience lately, they are favorites, but playing away in San Mamés is never easy. UEFA.com+2Opta Analyst+2
- Possible Scoreline: Athletic Club 1-2 Arsenal or 1-1 draw.
- Key Decisive Factors:
- How well Arsenal cope with their injuries and rotations.
- Athletic’s ability to defend resiliently and counter-attack.
- Game management, especially in the final 20 minutes – who holds up under pressure?
What Makes This Match Important
- For Athletic, this is a chance to re-establish themselves in Europe’s top competition and show they can compete against elite clubs.
- For Arsenal, starting the group stage with a win boosts confidence and sets tone for their Champions League campaign, especially given they haven’t won it before.
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