Games Workshop Solar Auxilia: Liber Auxilia – Horus Heresy (3rd Edition, 2025) | Warhammer

Discover Liber Auxilia: a focused rules supplement for Warhammer: The Horus Heresy

Liber Auxilia opens a dedicated path for Solar Auxilia players, framing how disciplined formations, precise orders, and austere regiments translate to tabletop battles. This 3rd Edition release from 2025 keeps pace with the evolving Horus Heresy scene while remaining faithful to the tactile, model-forward feel that fans love. Expect crisp table moments, ceremonial banners fluttering in heavy air, and the metallic scent of armor as you plan your next clash. The book is designed to be as much a design aid as a battleready manual, inviting you to imagine your forces marching in unison toward victory without promising guaranteed outcomes.

The content is sculpted to help you capture the solar, shielded aura of these troops while offering practical options for a multitude of lists. If you enjoy army identity that blends lore with tactical choices, Liber Auxilia presents a compelling blend of both worlds.

What’s inside

• A comprehensive rules expansion for Warhammer: The Horus Heresy, focused on Solar Auxilia units and capabilities.
• A clear, battle-ready guide to commanding Solar Auxilia on the field, emphasizing disciplined deployment and strategic positioning.
• Extensive background material detailing the Solar Auxilia’s organization, history, and the culture that shapes their tactics.
• Official doctrines, detachments, and Legiones Auxilia rules to help your army take on a distinct feel and playstyle.

How Liber Auxilia shapes your games

• Provides structured options to design a cohesive, armor-forward force with varied detachments.
• Offers lore-backed context to enrich hobby storytelling, terrain choices, and narrative campaigns.
• Delivers playstyle versatility, enabling you to tailor battlefield roles while preserving Solar Auxilia identity.

Whether you’re building a visually imposing platoon of soldiers or plotting a tactical sequence of moves that emphasizes discipline and timing, Liber Auxilia aims to be a helpful companion. The guide is designed to support players who want a flavorful, rule-consistent approach to command and control, without overpromising outcomes. It’s a resource to inform choices, not a guarantee of results.