Vegas stretched its season-opening winning streak to six games, the longest by a defending Stanley Cup champion in league history.
Justin Schultz scored for Seattle, which has tallied more than one goal only once in six games this season to drop to 1-4-1.
Maple Leafs 4, Lightning 3 (OT)John Tavares scored the game-winning goal in overtime as Toronto rallied past host Tampa Bay.
Predators 5, Sharks 1Tommy Novak scored two goals and Juuse Saros made 31 saves to propel host Nashville past San Jose.
Marchand scored goals in the second and third periods after recording an assist.
Persons:
Nicolas Roy, Laurent Brossoit, James Carey Lauder, Marc Stone, Paul Cotter, Vegas, Cotter, Michael Amadio, Connor Bedard, Artturi Lehkonen, Logan O'Connor, Nathan MacKinnon, Ryan Johansen, Mikko Rantanen, Fredrik Olofsson, Alexandar Georgiev, Jesperi, Jaccob Slavin, Brent Burns, Michael Bunting, Stefan Noesen, Pyotr Kochetkov, Jonathan Quick, Artemi Panarin, Kaapo Kakko, Alexis Lafreniere, Filip Chytil, K'Andre Miller, Justin Schultz, Philipp Grubauer, Joe Veleno, Dylan Larkin, Shayne Gostisbehere, David Perron, Ville Husso, Jake Sanderson, Ridly Greig, Joonas Korpisalo, Karel Vejmelka, Jason Zucker, Clayton Keller, Frank Vatrano, Lukas Dostal, Jeff Skinner, Mattias Samuelsson, Dylan Cozens, Eric Comrie, Comrie, Semyon Varlamov, Cole Caufield, Caufield, Nick Suzuki, Darcy Kuemper, Sean Monahan, Brendan Gallagher, Dylan Strome, Kuemper, Andrei Kuzmenko, Elias Pettersson, Quinn Hughes, Carson Soucy, Brock Boeser, . Miller, Casey DeSmith, Sam Reinhart, Aleksander Barkov, Sergei Bobrovsky, John Tavares, Tavares, William Nylander, Nikita Kucherov, Alex Barre, Boulet, Adam Fantilli, Jack Roslovic, Minn, Justin Danforth, Kent Johnson, Boone Jenner, Elvis Merzlikins, Dakota Mermis, Marcus Johansson, Mats Zuccarello, Jonas Brodin, Joel Eriksson Ek, Pat Maroon, Filip Gustavsson, Joe Pavelski, Wyatt Johnston, Jamie Benn, Roope Hintz, Tyler Sequin, Scott Wedgewood, Travis Konecny, Sean Walker, Joel Farabee, Noah Cates, Samuel Ersson, Tommy Novak, Nashville's Kiefer Sherwood, Luke Evangelista, Samuel Fagemo, Tomas Hertl, Mackenzie Blackwood, Brandon Saad, Louis, Jake Neighbours, Colton Parayko, Kasperi Kapanen, Robert Thomas, Jordan Binnington, Evgeni Malkin, Radim Zohorna, Tristan Jarry, Saad, Mark Scheifele, Connor Hellebuyck, Josh Morrissey's, Stuart Skinner's, Darnell Nurse, Evan Bouchard, Connor McDavid, Leon Draisaitl, didn't, Brad Marchand, David Pastrnak, Marchand, Pastrnak, Morgan Geekie, Derek Forbort, Jeremy Swayman, Alex Laferriere, Carl Grundstrom, Cam Talbot, Anze Kopitar, Dustin Brown
Organizations:
Vegas Golden Knights, Winnipeg Jets, Canada Life, USA, Chicago Blackhawks, Stanley, Edmonton Oilers, Ottawa Senators, Golden Knights, Chicago, United, Blackhawks, Avalanche, Hurricanes, Colorado, Carolina, Rangers, Seattle, Red Wings, Senators, Ottawa, Detroit, Coyotes, Ducks, Arizona, Anaheim, Islanders, Buffalo, Sabres, New Jersey Devils, Canadiens, Capitals, Montreal, Washington, Canucks, Panthers, Florida, Maple Leafs, Toronto, Tampa Bay, Leafs, Brayden, Blue Jackets, NHL, Dakota, Flyers, Dallas, Philadelphia, Sharks, Nashville, Penguins, Pittsburgh, Blues, Jets, Oilers, Winnipeg, Edmonton, McDavid, Scheifele, Bruins, Thomson
Locations:
Winnipeg , Manitoba, Vegas, Denver, Colorado, New York, Detroit, Tempe, Ariz, Vancouver, Florida, Sunrise, Fla, Tampa, Columbus, Minnesota, Saint Paul, San Jose, Pittsburgh, Scheifele, Boston, Los Angeles