Secondary worlds of fanfiction and parody (“Harry Potter and methods of rationality” by E. Yudkowsky and “Porry Hatter and the stone philosopher” by A.V. Zhvaletsky and I.E. Mytko)

Tight intermediary relationship and the specific features of postmodern culture lead to the process of literary expansion, thus generating secondary genres. This article specifies the characteristics of parody – an old literary genre being presented in a modern form. It also reveals the peculiarities of fanfiction as a specific readers' estimate of authors' texts. The research points out their similarities as well as their discrepancies. The study shows both common features of secondary texts and their unique features. It has been proven that fanfiction is not only focused on the nature of play, but invites the reader to become an equal participant in this literary game.