Saint-Etienne have to fight against relegation this season, and they are beaten by struggling fellows Metz with 1-3 in their last game.
As for Marseille, they have been unbeaten for 11 successive league matches now, but they have only got 2 draws with 0-0 in their recent 2 league fixtures.
Marseille have beaten Saint-Etienne with 1-0 at home in their 1st encounter this season, and their overall quality is much better.
So Marseille are expected to win this away game.