Michael Mersch scored with 4:25 remaining in the third period to help the Dallas Stars defeat the Colorado Avalanche 2-1 in a preseason game at Pepsi Center on Thursday.
Scottie Upshall tied it 1-1 for the Stars at 3:59 of the third.
Jake Oettinger played the first two periods for Dallas and allowed one goal on 32 shots. Landon Bow made 15 saves in relief.
Pierre-Edouard Bellemare scored a first-period goal, and Philipp Grubauer made 21 saves for Colorado.