He is close to a comeback and might be able to play against HC Ajoie. However, he will be a game-time decision. Sami Vatanen, on the other hand, will definitely make his return. Valtteri Filppula will miss the last game of the regular season for personal reasons.
As for Mike Völlmin, Robert Mayer, and Tanner Richard, they will be ready to make their comeback in the playoffs.