Barkov and Markstrom are alumni of the tournament, which tends to garner much attention outside of the United States.
Barkov competed in the event in 2012 and 2013, recording five goals and nine assists in 20 games, though he never medaled. Markstrom also competed twice, posting an 8-2 record in 10 games. He captured a silver medal and Best Player honors in 2009 and a bronze in 2010.
Including the World Championship and Olympics, the Nordic neighbors have played for gold six times, with Sweden winning four of those meetings.
But it was Finland who came out on top this year, winning 3-2.
"When I played, I always hated the Swedes," Barkov said, grinning. "So its always nice to beat them."
Barkov was on the Panthers’ flight to Montreal while the game was ongoing, but indicated his first order of business upon landing would be checking for a final score. And he likely found this from Markstrom in his Twitter feed: