The Boston Bruins will open their playoff series against the Buffalo Sabres this Sunday at KeyBank Center. This matchup comes as part of the 2026 Stanley Cup Playoffs, featuring a highly anticipated goalie face-off between Jeremy Swayman for the Bruins and Ukko-Pekka Luukkonen for the Sabres. Fans are eager to witness this familiar rivalry as the Sabres host their first NHL playoff game in 14 years, aiming to capitalize on this opportunity against a historically strong Bruins team. Predictions and analyses suggest an intense competition, with both teams showcasing their strengths as they prepare for the opening game.