Assault on Kol adds a Custodes campaign to Journal Tactica

A new Horus Heresy Journal Tactica explores the Custodes’ war against a Slaaneshi daemonic horde.

Journal Tactica – The Battle for the Signus Cluster: Assault on Kol is part of Games Workshop’s October 3 preorder wave. The supplement follows a secret war fought by the Adeptus Custodes against a daemonic horde of Slaanesh. The official announcement promises background material, additional rules and more ways to play

for Warhammer: The Horus Heresy. Its regional footnote says this marked product will become available in Japan later. Official Games Workshop announcement. Headline image: official promotional artwork from Games Workshop.

Open the interactive version on https://mythscribe.cloud/blog/assault-on-kol-journal-tactica-october-2026.