Mythscribe Journal

Space Marines preview explains 15 new detachments

Space Marines preview explains 15 new detachments
NewsMythscribe13 September 2026

Doctrine, armour and specialist-unit choices offer different ways to build an army.

Games Workshop has previewed the 15 detachments in the upcoming Codex: Space Marines . The choices fall into three groups: Combat Doctrine support, core infantry armour types and more specialised units. What changes The Gladius Task Force offers broad utility and an additional use of one Combat Doctrine. The Assault,

Tactical and Devastator Brethren each focus on a particular doctrine and share a Unique: Doctrines restriction. The Gravis examples show how similar models can serve different roles. Linebreaker supports advancing firepower and movement onto objectives after shooting; Siege concentrates on holding ground, with

defensive and Objective Control tools. The preview is useful for comparing army concepts before building a list. It is a first look at selected rules, so consult the full codex for the complete combination limits and wording. Headline image: Games Workshop. Official promotional material from the linked source.

Open the interactive version on https://mythscribe.cloud/blog/space-marines-15-detachments.