The Maple Leafs superstar captain Auston Matthews was set to miss Tuesday night’s game against the Atlantic Division rival Boston Bruins with an upper-body injury.

The Toronto Maple Leafs will play a massively important early-season contest against the Boston Bruins without their newly minted captain. It was announced by the Maple Leafs that superstar forward Auston Matthews would be out of the lineup on a day-to-day basis as he recovers from an upper-body injury.

Auston Matthews will miss some time for the Toronto Maple Leafs as the team announced that he's out with a day-to-day upper-body injury.

NHL insider Chris Johnston is reporting that Maple Leafs captain Auston Matthews won't be suiting up against the Bruins tonight. According to the team, the 27-year-old sniper is being classified as "day-to-day" with an upper-body injury.

The Toronto Maple Leafs are trying something new — but it's not necessarily by choice, with Matthews out with an injury.

Toronto Maple Leafs captain Auston Matthews has been ruled out of Tuesday's game against the visiting Boston Bruins due to an upper-body injury. Matthews, who is considered day-to-day with the injury,

TORONTO -- Auston Matthews has an upper-body injury and will not play when the Toronto Maple Leafs host the Boston Bruins at Scotiabank Arena on Tuesday (7 p.m. ET; TSN4, NESN). The forward and Maple Leafs captain is day to day. He has 11 points (five goals, six assists) in 13 games this season.