What did Marner do in Game 3?

Mitch Marner’s Game 3: fastest Cup Final hat trick

Mitch Marner produced the type of performance that reshapes a Stanley Cup Final storyline. In Game 3 against the Carolina Hurricanes, he scored a hat trick in 6 minutes, 10 seconds—described across multiple reports as the fastest hat trick in Stanley Cup Final history.

That burst occurred during the second period while Vegas was trying to establish (and maintain) control after earlier scoring momentum. Marner’s scoring stretch helped Vegas open up a commanding lead, creating the cushion that made the later collapse survivable. The Golden Knights eventually were pushed into double overtime after Carolina erased a four-goal deficit and forced extra time.

The timing matters: Marner’s goals came when Vegas had the lead and before Carolina’s third-period resurgence. In other words, even though the Hurricanes ultimately threatened to steal the game in regulation and through first overtime, Marner’s earlier scoring output ensured Vegas had enough “game” left to win when the match reached its most chaotic stage.

Why it matters for the series

• Historical impact: Setting a Stanley Cup Final record gives Marner a permanent place in this specific series’ legacy.
• Game leverage: His scoring occurred before Carolina’s rally, making it a primary reason Vegas had the margin to survive multiple swings.
• Momentum signal: A performance like this also affects how both teams approach future games—Vegas can point to a repeatable offensive ceiling, while Carolina is reminded it can generate chances even late.

Ultimately, the decisive scoring in double overtime came from Shea Theodore, but Marner’s second-period hat trick was the foundation that allowed Vegas to remain in position to win once Carolina’s comeback escalated.