Marina and Sergey Dyachenko co authors of novels, short fiction, plays and scripts They primarily write in Russian and in the past also in Ukrainian with several novels translated into English and published in the United States These include, Vita Nostra 2012 , The Scar 2012 , The Burned Tower 2012 , and Age of Witches 2014 The primary genres of their books are modern speculative fiction, fantasy, and literary tales.