Manchester City secured a comfortable 3-0 win over Olympiakos on Tuesday.
The Sky Blues went ahead after 12 minutes through Ferran Torres, who has now scored in each of City's three Champions League games.
Gabriel Jesus came off the bench to make it two with nine minutes remaining.
A stunning strike from Joao Cancelo capped off the victory at the Etihad.
They will next face Liverpool in Manchester on Sunday.