Semyon Varlamov stopped everything that St. Louis threw at him on Wednesday, leading Colorado to a 1-0 win at Pepsi Center.
The Avalanche were a +102 underdog in the win. The combined score dipped UNDER the total, which closed at 5.5.
Colorado got a goal from David Jones in the victory. Jones opened the scoring at 4:43 of overtime.
Semyon Varlamov turned in a 33-save effort for the Avalanche.
Jaroslav Halak stopped 19 of 20 shots for the Blues, but it wasn't enough to earn the victory.
On the power play, Colorado went 0-for-1, while the Blues were 0-for-2 with the man advantage.
St. Louis outshot Colorado 33-20 in the game.
Colorado looks to continue their winning ways next game with a battle against the Kings. The Blues will aim to get back on the winning track vs Columbus.