Arsenal resume their UEFA Champions League campaign with a matchweek two clash against Olympiacos on October 1.
Mikel Arteta's side welcome the defending Greek champions to Emirates Stadium on the back of a superb 2-1 win on the road at Newcastle United.
Late goals from Mikel Merino and Gabriel closed the Premier League title gap behind Liverpool to two points as focus now switches to Europe.
The Gunners opened their UCL challenge with a 2-0 win on the road at Athletic Club, and they will be full of confidence after victory on Tyneside.
Olympiacos drew 0-0 at home to Pafos in their opener and Jose Luis Mendlibar's team are unbeaten in their opening five games of the new domestic season.
MORE: Bukayo Saka hails Arsenal's big statement in Newcastle comeback | Expert betting tips for Arsenal vs. Olympiacos
Arsenal vs. Olympiacos lineups: Confirmed starting XI, team news, injury latest
Arteta confirmed no fresh injury worries following the win at Newcastle, but due to the small gap between games, he will rotate.
William Saliba was not risked from the start at the weekend — he replaced Cristhian Mosquera at halftime — and the France international returns in defence alongside regular partner Gabriel.
Captain Martin Odegaard is building back to full fitness and starts, with Eberechi Eze and Bukayo Saka among the substitutes.
Arsenal starting XI (4-3-3, right to left): Raya (GK) — White, Saliba, Gabriel, Lewis-Skelly— Odegaard, Zubimendi, Merino — Trossard, Gyokeres, Martinelli
Injured: Jesus (ACL), Havertz (knee), Madueke (knee), Hincape (groin)
Suspended: None
Mendilibar has a squad packed with European experience, including some memorable veteran names set to start at the Emirates.
Former Wolves winger Daniel Podence is back for his third spell at the club and starts in attack, with ex-Porto and Inter striker Mehdi Taremi among the substitutes
Brazilian full-back Rodinei was left out of the travelling squad with an unspecified issue. Experienced Ukraine striker Roman Yaremchuk has a calf injury.
Midfielder Lorenzo Scipioni has shaken off an ankle complaint to take a place on the bench.
Olympiakos starting XI (4-2-3-1, right to left): Paschalakis (GK) — Costinha, Retsos, Pirola, Ortega — Hezze, Garcia — Gelson Martins, Chiquinho, Podence — El Kaabi
Injured: Yaremchuk (calf), Rodinei (undisc.), Scipioni (ankle, doubt)
Suspended: None
Arsenal vs. Olympiakos match details
- Date: Wednesday, October 1, 2025
- Kickoff time: 8 p.m. BST
- Location: Emirates Stadium, London (UK)
- Competition: UEFA Champions League league phase matchday two
- Referee: Francois Letexier (FRA)
- VAR: Soren Storks (FRA)
Arsenal news and related links
- Arsenal plan Martin Zubimendi reunion with La Liga star
- Arsenal dealt fresh injury setback as Noni Madueke faces spell on sidelines
- Arsenal injury list, return dates: When Madueke etc are back for Premier League, UCL games