Mrazek, a goalie who was injured Feb. 22, practiced Friday. "That's the first step in getting him back, and he looked pretty good," Brind'Amour said. "Hopefully we'll have a good report [Saturday] on how he did, get him up to speed as fast as we can and get him into a game." … Vatanen, a defenseman who has not played since Feb. 1 for the New Jersey Devils, did not practice. … Clutterbuck, a forward, practiced Friday after not playing in the third period Thursday, but Islanders coach Barry Trotz said it's doubtful he'll play. … Kuhnhackl (undisclosed), a forward who was unavailable Thursday, practiced and should be available.