Gabriel Landeskog scored the winning goal in overtime as the Colorado Avalanche nipped the San Jose Sharks 4-3 in Game Six of their second-round NHL series in Denver.
Both teams traded goals all game, but the Avs got the last tally to force a deciding Game Seven.
J.T. Compher scored twice and Tyson Jost also scored for Colorado.
Marc-Edouard Vlasic notched two goals and Brent Burns also cashed in for the Sharks.
Game 7 is Wednesday night in San Jose.
The winner will play either Dallas or St. Louis in the conference final.
Also on Monday, the Boston Bruins beat the Columbus Blue Jackets 3-0 to win that best-of-7 series in six games.