As the National Hockey League's highly-anticipated Stanley Cup playoffs kick off, fans are gearing up for a thrilling ride of high-speed action and intense competition. But before the puck drops, it's essential to brush up on the rules that govern the game. From the basics of icing and offside calls to the nuances of goalie interference and face-offs, the NHL's postseason is a complex and fast-paced spectacle that requires a deep understanding of its intricacies. In this comprehensive guide, hockey enthusiasts and newcomers alike can get up to speed on the old and new rules that will shape the outcome of this year's Stanley Cup championship.

NHL's Stanley Cup playoffs: Explaining rules old and new as postseason begins  6abc Philadelphia