A Game of Opposites

From Author Wars - https://authorwars.com/books/a-game-of-opposites-2752410.html

Overview:

Title: A Game of Opposites
Author: Guy Haley
Year: 2020
Type: Short Fiction
Series: The Horus Heresy Primarchs

Editions/Publications:

2020 . Scions of the Emperor (2020, Guy Haley, Games Workshop, ISBN-10: 9781789991765, $21.00, 192 pages, Hardcover, Anthology)