Defending champions Liverpool will look to lift the European Cup for the seventh time in their history, but will have to overcome other top clubs who will give them stiff competition as they crave success in the continent's top tournament.
With the final of the competition set to be played in Istanbul, below are the pairings for the 2019/20 Champions League group stage games.
Group A
Paris Saint-Germain, Real Madrid, Club Brugge, Galatasaray.
Group B
Tottenham Hotspurs, Bayern Munich, Olympiacos, Red Star Belgrade.
Group C
Manchester City, Shakhtar Donetsk, Dinamo Zagreb, Atalanta.
Group D
Juventus, Atletico Madrid, Bayern Leverkusen, Lokomotiv Moscow.
Group E
Liverpool, Napoli, Red Bull Salzburg, Genk.
Group F
Barcelona, Borussia Dortmund, Inter Milan, Slavia Prague.
Group G
Benfica, Zenit Saint Petersburg, Olympic Lyon, RB Leipzig.
Group H
Chelsea, Ajax, Valencia, Lille.
