Randal Kolo Muani scored his first goal in PSG colours and set up another as PSG crushed miserable Marseille 4-0 in Ligue 1. Achraf Hakimi was the other star of the show for the hosts, with the Moroccan firing home a brilliant free-kick and assisting two more. But a convincing Le Classique win was overshadowed by an injury to Kylian Mbappe, who was withdrawn in the first half.