How To Build A Dungeon Manga Read. How to build a dungeon: mangafreak Book of the demon king is a manga/manhwa/manhua in (english/raw) language, action series, english chapters have. Book of the demon king chapter 46 at mangakakalot.com. Web maou no hajimekata (魔王の始め方), officially subtitled as how to book on the devil, also known as …