DENVER — Dane Dobbie scored his second goal of the game at 10:17 of overtime as the Calgary Roughnecks advanced in the National Lacrosse League playoffs with a 11-10 win over the Colorado Mammoth on Saturday in the Western Conference semifinal.

Calgary will face the defending champion Saskatchewan Rush in the West final, which is a two-game series.

Curtis Dickson led the Roughnecks attack with five goals while Tyler Digby added three. Wesley Berg had the other.

Adam Jones and Jeremy Noble scored four goals each for Colorado. Joey Cupido and Chris Wardle rounded out the attack.

Mike Poulin made 56 saves for the win in net as Dillon Ward kicked out 47-of-58 shots in defeat.

Calgary went 1 for 4 on the power play while the Mammoth converted three times on seven opportunities with the man advantage.