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.