Bruins Tough Guy Has Awesome Fight With Utah Forward Bruins forward Mark Kastelic had a great fight with Utah Mammoth forward Liam O'Brien. 1:36 Now Playing Paused Ad Playing Bruins Send 4 Players Down To AHL 2:18 Now Playing Paused Ad Playing Devils Sign Veteran Forward To One-Year Deal 2:18 Now Playing Paused Ad Playing The Wraparound: Could Laurent Brossoit Help A Contending NHL Team? 35:49 Now Playing Paused Ad Playing Jets Look To Stay Hot Against Red-Hot Mammoth In Battle Of Western Heavyweights 2:56 Now Playing Paused Ad Playing Bruins Roar Back From Early Deficit, Blow Past Islanders 5-2 5:09 Now Playing Paused Ad Playing Former Penguins Forward Off To A Good Start With Panthers 2:48 Now Playing Paused Ad Playing Boston Bruins Snap Six-Game Losing Streak, Beat First-Place Colorado Avalanche 3-2 3:14 Now Playing Paused Ad Playing Why The Boston Bruins' Penalty Kill Remains Perfect To Begin 2025-26 2:49 Now Playing Paused Ad Playing Boston Bruins Dominate Early, Beat Buffalo Sabres 3-1 2:49 Now Playing Paused Ad Playing Guardians Sign Free Agent Pitcher to Major League Deal 1:53 Now Playing Paused Ad Playing Bruins Tough Guy Has Awesome Fight With Utah Forward The Hockey News - Boston Bruins Mon, Oct 20, 2025 Bruins forward Mark Kastelic had a great fight with Utah Mammoth forward Liam O'Brien. Bruins Tough Guy Has Awesome Fight With Utah Forward Bruins forward Mark Kastelic had a great fight with Utah Mammoth forward Liam O'Brien. 1:36 Now Playing Paused Ad Playing Bruins Send 4 Players Down To AHL 2:18 Now Playing Paused Ad Playing Devils Sign Veteran Forward To One-Year Deal 2:18 Now Playing Paused Ad Playing The Wraparound: Could Laurent Brossoit Help A Contending NHL Team? 35:49 Now Playing Paused Ad Playing Jets Look To Stay Hot Against Red-Hot Mammoth In Battle Of Western Heavyweights 2:56 Now Playing Paused Ad Playing Bruins Roar Back From Early Deficit, Blow Past Islanders 5-2 5:09 Now Playing Paused Ad Playing Former Penguins Forward Off To A Good Start With Panthers 2:48 Now Playing Paused Ad Playing Boston Bruins Snap Six-Game Losing Streak, Beat First-Place Colorado Avalanche 3-2 3:14 Now Playing Paused Ad Playing Why The Boston Bruins' Penalty Kill Remains Perfect To Begin 2025-26 2:49 Now Playing Paused Ad Playing Boston Bruins Dominate Early, Beat Buffalo Sabres 3-1 2:49 Now Playing Paused Ad Playing Guardians Sign Free Agent Pitcher to Major League Deal 1:53 Now Playing Paused Ad Playing