Max McCormick, Alex Chiasson and Zack Stortini scored in 3:26 span in the second period to help the visiting Ottawa Senators beat the Buffalo Sabres 5-2 in exhibition play Wednesday night.
Mika Zibanejad and Ryan Dzingel also scored for Ottawa.
Matthew O'Connor stopped all 18 shots he faced in the first 29:26. Chris Driedger made 22 saves the rest of the way, allowing only Evander Kane's two third-period goals. Kane had short-handed and power-play goals.
Ottawa's Robin Lehner made 16 saves on 19 shots in the first two periods. Andrey Makarov stopped five shots in the third.
ISLES RIDE EARLY GOALS TO WIN OVER DEVILS
In New York, Brock Nelson and Travis Hamonic scored 1:35 apart in the first period in the New York Islanders' 2-1 victory over the New Jersey Devils.
New York regulars Nelson, Hamonic, Kyle Okposo and Frans Nielsen made their preseason debuts.
Kevin Poulin made 22 saves in the first two periods, and Christopher Gibson stopped all five shots he faced in the third.
Lee Stempniak scored for New Jersey. Cory Schneider went the distance in goal, making 25 saves.
Following regulation, the teams played a 3-on-3 overtime session as a test. Tyler Kennedy scored in the extra session for New Jersey.