After a strong start to their league campaign, Chelsea are in ideal shape to begin the defence of their continental crown on Tuesday, as they host Zenit St Petersburg at Stamford Bridge.
They may have a pair of first-teamers absent for their Champions League return, though, and here, Sports Mole rounds up the latest team news in both camps.
CHELSEA vs. ZENIT ST PETERSBURG
CHELSEA
Out: Christian Pulisic (ankle), N'Golo Kante (ankle)
Doubtful: None
Sports Mole's predicted XI: Mendy; Christensen, Silva, Rudiger; Azpilicueta, Kovacic, Jorginho, Alonso; Havertz, Lukaku, Mount
ZENIT ST PETERSBURG
Out: Magomed Ozdoyev (knee)
Doubtful: Dmitri Chistyakov (ankle)
Sports Mole's predicted XI: Kritsyuk; Sutormin, Lovren, Rakitskiy, Santos; Erokhin, Kuzyaev, Claudinho, Malcom; Dzyuba, Azmoun