Avatar (2009 film) at additional panels to promote the film, speaking on the 23rd and 24th respectively. James Cameron announced at the Comic-Con Avatar Panel that will be 'Avatar Day'. On this day, the trailer was released in all theatrical formats. The official game trailer and toy line of the film were also unveiled on this day. The 129-second trailer was released online on , 2009. The new 210-second trailer was premiered in theatres on , 2009, then soon after premiered online on Yahoo! on , 2009, to positive reviews. An extended version in IMAX 3D received overwhelmingly positive reviews. "The Hollywood Reporter"
Avatar (2009 film) said that audience expectations were coloured by "the [same] establishment skepticism that preceded "Titanic"" and suggested the showing reflected the desire for original storytelling. The teaser has been among the most viewed trailers in the history of film marketing, reaching the first place of all trailers viewed on Apple.com with 4 million views. On October 30, to celebrate the opening of the first 3-D cinema in Vietnam, Fox allowed Megastar Cinema to screen exclusive 16 minutes of Avatar to a number of press. The three-and-a-half-minute trailer of the film premiered live on , 2009, during a Dallas Cowboys football game