Depth got Avalanche over second-round hump vs. Blues, and could play even bigger role vs. Edmonton: “If we’re going to win, we need everybody.”

The matchup between superstars Nathan MacKinnon and Connor McDavid is sure to get plenty of attention over the next two weeks during the Western Conference Finals.

But it might just be the Avs’ not-so-secret weapon that ultimately tells the tale: Deep, deep depth.

Like the kind that was on display in the Avalanche’s series-clinching 3-2 victory over the St. Louis Blues on Friday night at the Enterpr . . .