Bastion Wars

From Author Wars - https://authorwars.com/publications/bastion-wars-445842.html

Overview:

Title: Bastion Wars
Author: Henry Zou
Year: 2014
ISBN-10: 9781849707275
Publisher: Black Library
Price: £15.00
Pages: 768
Binding: Trade Paperback
Type: Omnibus
Title Reference: Emperor's Mercy
Notes: Day from Amazon UK as of 2014-05-01.
Month from Black Library
First printing by number line
Artist credited on copyright page
"Voidsong" first published in "Planetkill" in 2008