NHL 11 is an ice hockey video game, which celebrated the twentieth anniversary of the "NHL" series. The game was developed by EA Canada, published by EA Sports, and released in North America on September 7, 2010, with the game releasing in all other regions within two weeks. The game features a physics-based game engine, which replaced the old animation-based system, and was touted by "NHL 11" producer, Sean Ramjagsingh, as "the biggest change in "NHL 11""