Horus Heresy · atlas

Mechanicum · traitors

Urdesh

Urdesh is a traitor forge world of the Belt of Iron that fought against the loyalist forges in the Cataclysm of Iron from 010.M31. At the Censure of Urdesh (149.012–856.012.M31), ordered from Terra, Graia sent 40+ Titans of the “Morning Stars” and 60 Knights of House Moritain, while Malcador secretly dispatched an octad of Legio Ignatum under a false flag; the great forges of Urdesh were ravaged.

Category
Mechanicum
Side
Traitors
Key events
1 event
Forces
A traitor forge world of the Belt of Iron; fought in the Cataclysm of Iron from 010.M31.

Fate

The forges of Urdesh were ravaged in the Censure of Urdesh; Malcador left Legio Ignatum as a garrison.

Key events

Sources

  1. WH40k Fandom: Urdesh
  2. Lexicanum: Cataclysm of Iron
  3. Atlas compilation · source check 2026
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