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 telling the story of the movie, but it would go into much more depth about all the stories that we didn't have time to deal with", saying that "Jim wants to write a novel that is a big, epic story that fills in a lot of things". In August 2013 it was announced that Cameron hired Steven Gould to pen four standalone novels to expand the Avatar universe. Video game Cameron chose Ubisoft Montreal to create an Avatar game for the film in 2007. The filmmakers and game developers collaborated heavily, and Cameron decided to include some of Ubisoft's vehicle and creature designs in the film. Avatar: The Game was released on , 2009, for most home video game consoles (PlayStation 3, Xbox 360, Wii, Nintendo DS, iPhone) and Microsoft Windows, and for PlayStation Portable. A second game, Avatar: Frontiers of Pandora, was under development as of 2021. Action figures and postage stamps Mattel Toys announced in December 2009 that it would be introducing a line of Avatar action figures. Each action figure will be made with a 3-D web tag, called an i-TAG, that consumers can scan using a web cam, revealing unique on-screen content that is exclusive to each specific action figure. A series of toys representing six different characters from the film were also distributed globally in McDonald's Happy Meals. In December 2009, France Post released a special limited edition stamp based on Avatar, coinciding with the film's worldwide release. Releases Theatrical Initial screening Avatar premiered in London on , 2009, and was released theatrically worldwide from to 18. The film was originally set for release on , 2009, during filming but was pushed back to allow more post-production time (the last shots were delivered in November) and give more time for theaters worldwide to install 3D projectors. Cameron stated that the film's aspect ratio would be 1.78:1 for 3D screenings and that a 2.39:1 image would be extracted for 2D screenings. However, a 3D 2.39:1 extract was approved for use with constant-image-height screens (i.e., screens that increase