LitRPG, Combat Fantasy, Portal Fantasy (Попаданцы).
A common source for downloading the VIKS series in FB2 , EPUB, and PDF formats. LitMarket: Offers the book for online reading and purchase . viks 3 iskatel skachat fb2
You can find the book in various formats, including , at the following platforms: LitRPG, Combat Fantasy, Portal Fantasy (Попаданцы)