Nathan MacKinnon tallied two goals and an a sist in the first period Monday, for points in a postseason frame, but he was only the second-biggest story of the first 20 minutes.

Rookie defenseman Cale Makar, making his NHL debutscored his first career goal. He took a pa s from MacKinnon and fired a Tre'Quan Smith Jerseys wrister five-hole through Calgary Flames netminder Mike Smith. Makar's parents, Gary and Laura Makar, were shown rejoicing in their son's instant succe s.

CALE MAKAR in his FIRST NHL GAME! here:

Makar, 20, has lived through probably the most hectic four New Orleans Saints Jerseys -day stretch of his career. On Friday, he was named the winner of the Hobey Baker Award, which is given annually to the top NCAA men's ice hockey player. On Saturday, he ended his collegiate career with the University of Ma sachusetts as the Minutemen lost in the Frozen Four final Jordan Miller Jerseys to Minnesota Duluth. On Sunday, the 2017 first-round pick (fourth overall) and joined the Avalanche in Denver for Game 3 of their Stanley Cup playoffs first-round series.

Now, Makar is the first defenseman in NHL P.J. Williams Jerseys history to debut in the playoffs and score a goal in his first game.

Cale Makar of the is the seventh player in NHL history and first defenseman to make his League debut in the Playoffs and score a goal.

The Calgary native met his new Colorado teammates during Monday morning's team skate. Not only was the transition from college star to profe sional player odd, but so was playing against his favorite childhood team.

A look back at the last 72 hours for .

"It's a weird feeling going up Marcus Davenport Jerseys against the team you grew up loving, but my allegiance lies with the Colorado Avalanche now," Makar said, per The A sociated Pre s. "It's going to be an interesting feeling."

Makar was among several Avs who torched Smith in the team's 6-2 victory. Erik Johnson, Matt Nieto and Mikko Rantanen also scored for Colorado.

With Colorado now wielding a 2-1 series lead, Makar may ultimately Wil Lutz Jerseys be a reason the Western Conference's best team during the regular seasonsuffers an early postseason exit.