The clearest signal of playoff volatility arrived in Edmonton on Wednesday night, where the top-seeded Oilers squandered a series lead against the eighth-seeded Ducks, falling 6-4 on home ice to level their first-round matchup at one game apiece. Viewed from the Alberta capital, the defeat was striking less for the final score than for its familiar pattern: for the second consecutive contest, Edmonton failed to carry its first-period momentum into the middle frame, surrendering three unanswered goals in the second period. Anaheim’s special teams proved decisive, scoring twice on three power-play opportunities and adding a shorthanded tally, while the Oilers went blank in four chances with the man advantage. The loss punctures the narrative of a runaway favourite and raises pointed questions about Edmonton’s structural discipline under post-season pressure.

That same special-teams asymmetry is colouring the narrative in Montreal, where the Canadiens’ top line of Juraj Slafkovsky, Nick Suzuki and Cole Caufield has generated three points apiece through the opening two games against the Lightning — yet all of them have come on the power play. At even strength, the trio has been on the ice for three opposition goals and created little. Coach Martin St-Louis has identified the issue as a lack of space, though he has yet to specify how he intends to create it. From the perspective of analysts in Montreal, the concern is not merely statistical but structural: Tampa Bay’s forecheck is compressing the Canadiens’ zone entries, and without better neutral-zone transitions, the team’s offensive engine may seize up as the series shifts to Florida.

Across the border in Toronto, the Raptors are facing an altogether steeper climb. Down 2-0 to the Cavaliers and hosting Game 3 on Thursday night, they must contend not only with Donovan Mitchell’s 30-point outing in Game 2 but with their own self-inflicted wounds: 22 turnovers in Monday’s loss and a continuing injury cloud over starting point guard Immanuel Quickley, who remains day-to-day with a hamstring strain. All-star forward Brandon Ingram managed just seven points on 3-of-15 shooting in that contest, and the Raptors’ margin for error, already narrow given Cleveland’s depth, has effectively vanished. Look ahead, and each of these three teams faces a defining inflection point. The Oilers must rediscover their five-on-five identity before a road game in a building where the Ducks already feel emboldened. The Canadiens need to manufacture even-strength chances without abandoning the power-play form that has kept them competitive. And the Raptors, staring at a 3-0 deficit, require a near-perfect performance merely to prolong the series. In all three cases, the margin between adjustment and elimination grows thinner with every period.