Horus Heresy · atlas

Titan Legion · traitors

Legio Magna

“Flaming Skulls” — a traitor Titan Legion that burnt the Noachis region to slag at the Schism of Mars. A firm ally of Horus, it marched with the Word Bearers and the Sons of Horus and fought beside the traitor World Eaters (the ice world of Tralsak). At the Siege of Terra its engines met Legio Gryphonicus.

Category
Titan Legion
Side
Traitors
Key events
4 events
Forces
Canon gives no strength figures; the “Magna Legion” of the Schism of Mars and the Legio Magna tied to the World Eaters are one and the same formation.

Fate

After the Heresy — among the legendary surviving traitor Titan Orders (the “Flaming Skulls”).

Key events

Sources

  1. WH40k Fandom: Legio Magna
  2. Lexicanum: Schism of Mars
  3. Atlas compilation · source check 2026
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