The video game adaptation of the film in which the player takes on the role of the protagonist from the book and film, Eragon, and occasionally controls his dragon Saphira.The video game adaptation of the film in which the player takes on the role of the protagonist from the book and film, Eragon, and occasionally controls his dragon Saphira.The video game adaptation of the film in which the player takes on the role of the protagonist from the book and film, Eragon, and occasionally controls his dragon Saphira.