Leivo, 28, has registered 74 points (37g, 37a) in 207 career NHL games with Toronto, Vancouver and Calgary since making his NHL debut with the Maple Leafs on Oct. 10, 2013. The 6'2", 192-pound forward recorded a career-high 19 points (7g, 12a) in 36 games with Vancouver in 2019-20. Leivo signed with Carolina as a free agent on July 28, 2021, and he has tallied three assists in three AHL games with the Wolves this season. He has now skated in 174 career AHL games with Toronto and Chicago, earning 127 points (51g, 76a). Prior to turning professional, Leivo posted 176 points (74g, 102a) in 193 games with the Sudbury Wolves and Kitchener Rangers of the Ontario Hockey League (OHL) from 2010-12. The Innisfil, Ont., native was selected by Toronto in the third round, 86th overall, of the 2011 NHL Draft.
Niederreiter, 29, has missed the last three games with a lower-body injury. The 6'2", 215-pound forward has scored three goals in seven games this season and ranks tied for fourth on the team in that category. The Chur, Switzerland, native has registered 327 points (160g, 167a) in 664 career NHL games with the N.Y. Islanders, Minnesota and Carolina, including 96 points (48g, 48a) in 166 games with the Hurricanes. Originally selected fifth overall by the Islanders in the 2010 NHL Draft, Niederreiter was acquired from the Wild in exchange for Victor Rask on Jan. 17, 2019.