Dissidia Final Fantasy
Studio BentStuff published the "Dissidia Final Fantasy Ultimania α" as the initial reference guide for the game. Released on December 4, 2008, this book became part of the Ultimania series, which includes the Kingdom Hearts Ultimania α. Suntory Ltd. also collaborated with Square Enix to create the "Dissidia Final Fantasy Potion" drinks which were released on December 9, 2008, in Japan to promote the game's release.