SAN JOSE – Center Michael Misa and defenseman Sam Dickinson were naturally both elated to be on the San Jose Sharks’ roster to begin the regular season.

Now it’s a matter of when they’ll make their NHL debuts, and if they stick around all year, how often will they play?

Misa, 18, and Dickinson, 19, each found out they had cracked the Sharks’ season-opening 23-man roster on Monday and went through their first practices as NHL players on Tuesday. Still, there is no guarantee they’ll play against the Vegas Golden Knights in Thursday’s season-opener, which begins a three-game homestand.

Dickinson was on the fourth defense pair Tuesday with Vincent Desharnais, and Misa was left out of the Sharks’ initial line rushes. The Sharks had Macklin Celebrini, Alexander Wennberg, Ty Dellandrea, and Ad

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