Arsenal, Sevilla and Rennes face mighty journeys, while landmarks loom for Mesut Özil and Branislav Ivanović.
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Fans who followed UEFA.com's matchday one coverage now know the words to the UEFA Europa League anthem*; join us on matchday two and we'll all be singing it by the end of the night, as 48 teams continue their quest for the heaviest of the UEFA club competition trophies.
UEFA.com is providing updates on social media and in our MatchCentres during all of this season's UEFA Europa League games, with highlights to follow from 12:00CET the day after every matchnight. If you haven't already seen Ismaïla Sarr's goal for Rennes on matchday one, look now.
- UEFA Europa League calendar
- All about the UEFA Europa League trophy
- Play UEFA Europa League Daily Fantasy
- Arsenal make the longest competitive trip in their history: 4,000km to Baku
- An even longer journey in store for Rennes: 5,000km to Astana!
- Mesut Özil and Zenit's Branislav Ivanović in line to make 100th UEFA club appearances
- Chelsea welcome group stage debutants Vidi to Stamford Bridge
- Old Firm rivals Celtic (at Salzburg) and Rangers (hosting Rapid Wien) in action
- AC Milan entertain Olympiacos, Sevilla travel to Krasnodar
Early kick-offs (18:55CET unless stated)
Group A: Leverkusen v AEK Larnaca, Zürich v Ludogorets
Group B: Rosenborg v Leipzig, Salzburg v Celtic
Group C: Bordeaux v København, Zenit v Slavia Praha
Group D: Fenerbahçe v Spartak Trnava, Anderlecht v Dinamo Zagreb
Group E: Vorskla v Sporting CP, Qarabağ v Arsenal
Group F: Real Betis v Dudelange, Milan v Olympiacos
Group K: Astana v Rennes (16:50CET)
Late kick-offs (21:00CET)
Group G: Spartak Moskva v Villarreal, Rangers v Rapid Wien
Group H: Apollon v Marseille, Eintracht Frankfurt v Lazio
Group I: Malmö v Beşiktaş, Sarpsborg v Genk
Group J: Krasnodar v Sevilla, Standard Liège v Akhisar
Group K: Jablonec v Dynamo Kyiv
Group L: BATE v PAOK, Chelsea v Vidi
*NB: the UEFA Europa League Anthem has no words — it's an instrumental!