Here, Sports Mole rounds up Chelsea's latest injury and suspension news ahead of the clash with Rennes, who have picked up one point from their two European matches this term.
Type of injury: Hamstring
Possible return date: Unknown
Christian Pulisic, who has scored once in five appearances this season, tweaked a hamstring during the warm-up ahead of the Burnley clash on Saturday, and the United States international is now set for a spell on the sidelines.
Type of injury: Knee
Possible return date: November 21 (vs. Newcastle United)
Billy Gilmour is making excellent progress after undergoing surgery on a knee injury, and there is a chance that the young midfielder could be available for the clash with Newcastle United after the international break.
Status: Major doubt
Type of injury: Shoulder
Possible return date: November 4 (vs. Rennes)
Kepa Arrizabalaga has not been involved in Chelsea's last three matches due to a shoulder problem, but there is a chance that the Spain international could be back on the bench against Rennes.
CHELSEA'S SUSPENSION LIST
Chelsea have no suspension concerns for the Champions League fixture.