The Deathless Quadrilogy

From Author Wars - https://authorwars.com/books/the-deathless-quadrilogy-2816962.html

Overview:

Title: The Deathless Quadrilogy
Author: Chris Fox
Year: 2019
Type: Omnibuses
Series: Deathless (Chris Fox)

Editions/Publications:

2019 . The Deathless Quadrilogy (2019, Chris Fox, Chris Fox, $3.99, ebook, Omnibus)
2019 . The Deathless Quadrilogy (2019, Chris Fox, Christopher T. Fox, $29.89, digital audio download, Omnibus)