The Champions League draw for the group stage was held last night in Monaco.
Here are the 8 groups and the teams that are playing within them.
Atlético Madrid, Juventus, Olympiakos, Malmo
Real Madrid, Basel, Liverpool, Ludogorets
Benfica, Zenit St. Petersburg, Bayer Leverkusen, Monaco
Arsenal, Borussia Dortmund, Galatasaray, Anderlecht
Bayern Munich, Man City, CSKA Moscow, Roma
Barcelona, PSG, Ajax, Apoel Nicosia
Chelsea, Schalke 04, Sporting, Maribor
FC Porto, Shakhtar Donetsk, Athletic Bilbao, BATE