Buffalo Sabres pulled off the upset to defeat Vegas Golden Knights. Buffalo Sabres entered the game as the underdog, with a 39% chance to win before the game started.
From the outset, Buffalo Sabres refused to go away, chipping away at Vegas Golden Knights's lead until Buffalo Sabres took their first lead during the middle stretches of the game. Vegas Golden Knights did not go quietly, recapturing the lead for themselves, until Buffalo Sabres regained control for good toward the end of the game.