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) detailed production artwork from the film, including production sketches, illustrations by Lisa Fitzpatrick, and film stills. Producer Jon Landau wrote the foreword, Cameron wrote the epilogue, and director Peter Jackson wrote the preface. In , Abrams Books also released "The Making of Avatar", a 272-page book that detailed the film's production process and contains over 500 color photographs and illustrations. In a 2009 interview, Cameron said that he planned to write a novel version of "Avatar" after the film was released. In , producer Jon Landau stated that Cameron plans a prequel novel for "Avatar" that will "lead up to