After a 4-0 loss to the Carolina Hurricanes with Anton Forsberg between the pipes, the Senators will revert to Ullmark on Tuesday against the Edmonton Oilers. Ullmark has been wildly inconsistent in his first season with the Senators. Last week, he followed up a stellar 27-save shutout victory over the Toronto Maple Leafs by allowing five goals on 19 shots (.737 SV%) in a loss to the Philadelphia Flyers. The 31-year-old Ullmark has a 2.77 GAA and .890 SV% in 10 appearances this season (4-1-1). The Senators enter the action on Tuesday as +105 home underdogs against an Oilers club defeated 3-0 last night by the Montreal Canadiens.

After being acquired from the Penguins on Tuesday night, Eller is expected to make he second debut with the Capitals on Friday against the Colorado Avalanche. Before the trade, the 35-year-old Eller had seven points (4G / 3A) in 17 games with the Penguins. Hendrix Lapierre will draw out of the lineup.

Perron has not played since the fifth game of the season, missing 11 straight due to persona reasons, but could return to the lineup on Saturday against the Carolina Hurricanes. The 36-year-old Perron was having trouble establishing himself in the early part of the season, scoring zero points and recording a -4 plus/minus through five games of playing predominantly on the third line.

Ullmark is riding his first two-game winning streak as a Senator and will try to extend it to three on Thursday. The 31-year-old Ullmark has a 2.51 GAA and .904 SV% in nine games (4-4-0) and is coming off his best performance of the season, saving all 27 shots he faced for his first shutout in a 3-0 win over the Toronto Maple Leafs. The Senators enter the action on Thursday as -174 home favorites against a Flyers club with points in three straight (2-0-1).

Ullmark is riding his first two-game winning streak as a Senator and will try to extend it to three on Thursday. The 31-year-old Ullmark has a 2.51 GAA and .904 SV% in nine games (4-4-0) and is coming off his best performance of the season, saving all 27 shots he faced for his first shutout in a 3-0 win over the Toronto Maple Leafs. The Senators enter the action on Thursday as -174 home favorites against a Flyers club with points in three straight (2-0-1).

With Mattias Samuelsson (lower body) out week-to-week, Gilbert will re-enter the lineup for the Sabres. The 28-year-old Gilbert is averaging 10:15 time-on-ice and has zero points in four games this season.

After being acquired from the Penguins on Tuesday night, Eller is not expected to be ready in time to make his debut on Wednesday. With Michael Sgarbossa being reassigned to Hershey (AHL), Hendrix Lapierre will likely draw back into the lineup.

The trade may signify Pittsburgh's position as sellers and comes on the heels of a 7-1 blowout defeat at the hands of the Stars on Monday. Eller tallied 19 goals and 19 assists in 99 regular season games across two seasons in Pittsburgh. He returns to Washington where he's previously spent parts of seven seasons, registering 208 points in 488 games from 2016 to 2023.

Ullmark has only played two of the previous four games for the Senators. He has had trouble establishing himself in his first season in Ottawa, being outplayed at times by Anton Forsberg. However, he will return to the crease on Tuesday against the Toronto Maple Leafs. The 31-year-old Ullmark has a 2.87 GAA and .890 SV% in eight appearances this season (3-4-0). The Senators enter the action on Tuesday as +112 road underdogs against a Maple Leafs club without Auston Matthews (upper body) for a fourth consecutive game.

Pinto has missed eight straight but is expected draw back into the lineup on Tuesday against the Toronto Maple Leafs. Before his injury, the 23-year-old Pinto had three points and -3 plus/minus through six game this season.

Mattias Samuelsson will draw into the Sabres' lineup on Monday, sending Gilbert to the press box as a healthy scratch. The 28-year-old Gilbert has been limited to only four games this season, averaging 10:15 time-on-ice.

Pinto has missed seven straight but could draw back into the lineup on Saturday against the Boston Bruins. Before his injury, the 23-year-old Pinto had three points and -3 plus/minus through six game this season.

Zub has not played since suffering a concussion in the third game of the season but is expected to make his return from a nine-game absence on Thursday against the New York Islanders. The 29-year-old hard-hitting defenseman has battled injuries the last two seasons, limited to 53 and 69 games respectively. Jacob Bernard-Docker will be the odd man out of the lineup to welcome Zub's return.

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.