“Collector of Souls” is Mikhail Lipark’s novel, the first book in the eponymous cycle, genres: battle science fiction, alternate history, bojarime, and transmigration. I died and ended up in my own body. In the body of a child who grew up in the 90s. All around me were my friends—still alive—plus my mother and sister. Tamagotchis, pagers, little packets of “Yupi,” and of course a chance to change everything. Only now I’m small and I’m studying in a school for the gifted. And from mysterious rifts, every day at the exact same time, ominous entities crawl out into the streets and hunt living people…