Horus Heresy · atlas

011.M31 · The Road to Terra · date disputed

Battle of Catallus · the Dark Glass

Place: Catallus Rift · Segmentum Ultima

Fig. 1 · Place on the map

Pyrrhic loyalist victory Yesugei sacrifices himself, opening a passage into the Webway; Khan flees to Terra.

In the Catallus Rift the White Scars found the “Dark Glass” — a prototype of a Webway access device from the Dark Age of Technology. When the fleets of Mortarion and Eidolon caught up with them, Stormseer Targutai Yesugei sacrificed himself to the device, opening a passage into the Webway. Unwilling to waste his sacrifice, Khan chose flight over honour and led the Legion through the Webway to Terra.

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Sides

Type
Warp
Scale
2 of 5

Significance

Opens the way to Terra for the White Scars — they will reach the siege in time.

Disputed in the canon

  • c. 011.M31; the Fandom chronicle stretches the duel of the White Scars and the Emperor’s Children to 011–013.M31. The flagship “Swordstorm” was lost here.

Sources

  1. Lexicanum: Battle of Catallus
  2. The Path of Heaven (C. Wraight)