Perron has been away from the team since October 21st but made his return to morning skate on Thursday. The 36-year-old veteran has had trouble establishing himself in his first season with the Senators, scoring zero points and recording a -4 plus/minus through five games of playing predominantly on the third line.

Zub has not played since suffering a concussion in the third game of the season but is nearing a return to the lineup. The 29-year-old hard-hitting defenseman has battled injuries the last two seasons, limited to 53 and 69 games respectively.

Gilbert and Connor Clifton were surprise additions to Buffalo's lineup on Tuesday, with their additions not being announced prior to warmups. Mattias Samuelsson and Henri Jokiharju will both be healthy scratches in their place.

Zub has not played since suffering a concussion in the third game of the season but is nearing a return to the lineup. That said, he will miss at least one more game, sidelined on Tuesday against the Buffalo Sabres. The 29-year-old hard-hitting defenseman has battled injuries the last two seasons, limited to 53 and 69 games respectively.

After a 3-0 shutout victory over the Seattle Kraken courtesy of Anton Forsberg in their previous game, the Senators will switch back to Ullmark between the pipes on Tuesday night against the team that drafted him, the Buffalo Sabres. Ullmark has showcased mixed results in his first season with the Senators, showcasing a respectable 2.62 GAA and .902 SV% through six games (2-3-0). The Senators enter Tuesday's contest as -116 road favorites against a Sabres club riding a three-game losing skid.

After a 3-0 shutout victory over the Seattle Kraken courtesy of Anton Forsberg in their previous game, the Senators will switch back to Ullmark between the pipes on Tuesday night against the team that drafted him, the Buffalo Sabres. Ullmark has showcased mixed results in his first season with the Senators, showcasing a respectable 2.62 GAA and .902 SV% through six games (2-3-0). The Senators enter Tuesday's contest as -116 road favorites against a Sabres club riding a three-game losing skid.

Zub has not played since suffering a concussion in the third game of the season, but is nearing a return to the lineup and could play as soon as Tuesday against the Buffalo Sabres. he 29-year-old hard-hitting defenseman has battled injuries the last two seasons, being limited to 53 and 69 games respectively.

Ullmark has had an inconsistent start to his tenure as a Senator, partly derailed due to injuries, but was tremendous in his last outing, saving 26 of 27 shots (.963 SV%) in an 8-1 win over the St. Louis Blues and will return to the crease on Friday night against the New York Rangers. The Senators are sporting a 5-4-0 record and rank in the top five in the league offensively, averaging 4.2 goals per game. That said, the Senators enter the action on Friday as +170 road underdogs against a Rangers club with a 6-2-1 record.

Ullmark has had an inconsistent start to his tenure as a Senator, partly derailed due to injuries, but was tremendous in his last outing, saving 26 of 27 shots (.963 SV%) in an 8-1 win over the St. Louis Blues and will likely return to the crease on Friday night against the New York Rangers. The Senators are sporting a 5-4-0 record and rank in the top five in the league offensively, averaging 4.2 goals per game. That said, the Senators enter the action on Friday as +170 road underdogs against a Rangers club with a 6-2-1 record.

Gaudette has been in Ottawa's lineup for all but one game this season but has regularly been a part of paper transactions, assigning him to Belleville (AHL) for salary cap implications. The 28-year-old Gaudette has been productive for Ottawa lately, with two two-goal games in his last three contests.

The Senators, riding a two-game losing skid, will turn to Ullmark in the crease for the second time in the last three games after he made his return from a muscle-strain injury. Ullmark struggled in his return, allowing five goals on 27 shots (.815 SV%) in a 6-4 loss to the Vegas Golden Knights. The Senators are scoring 3.75 goals per game thus far but have not received consistent support in their crease. They enter the action on Tuesday as -150 home favorites against the St. Louis Blues.

The Senators, riding a two-game losing skid, will turn to Ullmark in the crease for the second time in the last three games after he made his return from a muscle-strain injury. Ullmark struggled in his return, allowing five goals on 27 shots (.815 SV%) in a 6-4 loss to the Vegas Golden Knights. The Senators are scoring 3.75 goals per game thus far but have not received consistent support in their crease. They enter the action on Tuesday as -150 home favorites against the St. Louis Blues.

Due to salary cap implications, Gaudette has regularly been a part of paper transactions assigning him to Belleville (AHL) despite being a lineup-regular in Ottawa this season. Gaudette has played all but one contest for Ottawa this season, scoring three points (2G / 1A) in seven games.

Reinhardt has played the last two games for Ottawa, tallying one assist, his first career NHL point. The 24-year-old was a sixth-round pick of the Senators in the 2020 NHL Entry Draft.

In what might just be a paper transaction, Gaudette has been sent down to the Belleville Senators (AHL). Gaudette has played all but one contest for Ottawa this season, scoring three points (2G / 1A) in seven games.

Pinto didn't show any signs of an ailment in Tuesday's 4-0 win over Utah HC, but did not play on Friday, and will be out of the lineup on a week-to-week basis. The 23-year-old Pinto has three points and -3 plus/minus through six game this season. Cole Reinhardt will draw into the Senators' lineup as Pinto's replacement.

Shane Pinto will not play on Friday against the Vegas Golden Knights, allowing Reinhardt to draw into the lineup for his season debut. The 24-year-old Reinhardt has five points (2G / 3A) in three games this season with the Belleville Senators (AHL).

Pinto didn't show any signs of an ailment in Tuesday's 4-0 win over Utah HC, but was not present at practice on Thursday, and will not play on Friday against the Vegas Golden Knights. The 23-year-old Pinto has three points and -3 plus/minus through six game this season. Cole Reinhardt will draw into the Senators' lineup as Pinto's replacement.