BOSTON — Trent Frederic really wanted to fight late in the Bruins game Victory on Saturday against Philadelphia.

He and Flyers forward Travis Konecny ​​attempted to fool midway linesmen into staging a proper fight. But in vain because they had to settle for corresponding rude calls.

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It is unclear whether this frustration was still pent up. But when Kraken defender Adam Larsson became the last player to go has Matt Poitras — he hit him with an unexpected elbow as he passed the back of the net — Frédéric chased after him.

Frédéric was unavailable after the match, but his coach appreciated the reaction.

“I thought it was fantastic. It’s the team coming together,” Jim Montgomery said.

It wasn’t an invitation-acceptance struggle. Frédéric decided they were going to go for it and Larsson tried to hang on. Frédéric put his right hand to the face and when Larsson tried to move away, Frédéric punched him in the back in the head and between the shoulders before officials intervened.

Frédéric got two extra minutes for unsportsmanlike conduct, but the Bruins killed the ensuing penalty.

“It’s an easy kill for us. We have no problem doing that if he defends Potsy that way,” Charlie Coyle said. “It just shows what we have here and how close we are. We are happy to eliminate this small two-minute penalty.

It was Frédéric’s first fight of the season, but it wasn’t for lack of trying. At the season opener he said Matthew Tkachuk challenged him to fight but didn’t participate when Frédéric was preparing to fight.