Matinpalo will take a seat on Tuesday in order to make way for the return of Nick Jensen (lower-body). Matinpalo is yet to register a point in 16 games this season.

Jensen has not played since January 23rd due to a lower-body injury but will return to the lineup on Tuesday against the Ottawa Senators. The 34-year-old Jensen is averaging 20:49 time-on-ice, recording 18 points (3G / 15A), 58 blocks, and 42 hits in 48 games this season.

Ullmark will make his first start since suffering a back injury in Edmonton on December 22nd. Ullmark was enjoying a fantastic stretch of hockey prior to the injury, posting an 8-0-1 record and a .952 SV% over a ten-game span. The 31-year-old netminder is enjoying his first season as a Senator, registering 12 wins and a .915 SV% across 23 appearances. He draws a difficult first matchup back between the pipes, as the Senators enter action on Tuesday at +150 on the money line.

Jensen has not played since January 23rd due to a lower-body injury but could return to the lineup on Tuesday against the Ottawa Senators. The 34-year-old Jensen is averaging 20:49 time-on-ice, recording 18 points (3G / 15A), 58 blocks, and 42 hits in 48 games this season.

Ullmark has not played since December 22nd, missing 16 games with a back injury, but appears to be nearing a return to action. After a rough start to his tenure in Ottawa, the 31-year-old Ullmark was finally starting to play to his potential before his injury, posting an exquisite .954 SV% in nine games (8-0-1). His next chance to return will be on Saturday against the Minnesota Wild.

Cousins was limited to only 1:20 time-on-ice in Saturday's 2-1 win over the Toronto Maple Leafs and has not played since. He will be out of the lineup recovering for six-to-eight weeks. The 31-year-old Cousins is averaging 11:54 time-on-ice, recording 13 points (5G / 8A), 39 penalty minutes, and 80 hits in 47 games.

Ullmark has not played since December 22nd, missing 16 games with a back injury, but appears to be nearing a return to action. After a rough start to his tenure in Ottawa, the 31-year-old Ullmark was finally starting to play to his potential before his injury, posting an exquisite .954 SV% in nine games (8-0-1).

Ullmark has not played since December 22nd, missing 16 games with a back injury, but appears to be nearing a return to action. After a rough start to his tenure in Ottawa, the 31-year-old Ullmark was finally starting to play to his potential before his injury, posting an exquisite .954 SV% in nine games (8-0-1).

Sebrango will fill in for Jake Sanderson, who was a surprise scratch due to a lower-body injury. It's just the second game of the season for Sebrango, who made his NHL debut last Thursday against the Capitals.

Perron has not played since November 23rd but will return to the lineup on Thursday against the Boston Bruins. The 36-year-old Perron has had a rough first year in Ottawa, limited to only nine games and scoring zero points.