Auston Matthews will miss the Maple Leafs’ home game Saturday night against the Bruins because of a shoulder injury.

The All-Star forward had an MRI, and a clearer indication of the severity of the injury is expected Saturday.

Matthews has 28 goals and 22 points in 53 games.

The Penguins acquired C Derick Brassard from the Senators in a three-team deal that sent D Ian Cole to the Senators and F Ryan Reaves to the Golden Knights. The Sens also received G Filip Gustavsson and the Penguins’ first-round draft pick this year as well as their third-round selection next year. The Pens also acquired a pair of prospects — F Vincent Dunn from the Sens and F Tobias Lindberg from the Golden Knights — plus the Sens’ third-round pick this year. The Golden Knights also received a fourth-round pick this year, and is retaining 40 percent of Brassard’s salary. ... F Josh Bailey agreed to a six-year, $30 million deal to stay with the Islanders instead of testing free agency during the offseason. AP