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Best plus/minus rating for a player in NHL game

Best plus/minus rating for a player in NHL game
Who
Tom Bladon
Where
United States
When
11 December 1977
The best plus/minus rating ever attained in a National Hockey League (NHL) game is +10 (plus ten) by Tom Bladon (Canada) while playing for the Philadelphia Flyers (USA) during an 11–1 victory over the Cleveland Barons (USA) on 11 December 1977.