There are 4 books in the Grimluk, Demon Hunter series.
The Grimluk, Demon Hunter series does not have a new book coming out soon. The latest book, By Demons Be Driven (Book 4), was published in October 2021.
The first book in the Grimluk, Demon Hunter series, A Demon in the Desert, was published in June 2015.
The Grimluk, Demon Hunter series primarily falls into the Dark Fantasy genre.