Imperium / chapter
The first Legion, keepers of a ten-thousand-year secret. They hunt their fallen brethren across the galaxy while concealing the shame of Caliban from the wider Imperium.
Original summaries and chronology labels generated from the same catalog powering the atlas.
Mitchel Scanlon
A Dark Angels-focused Heresy novel that reaches back into Caliban and shows how older loyalties complicate the Legion's future.
846.M30 - 846.M30
approximate date, medium confidence
Mike Brooks
A modern Dark Angels anchor that follows the Lion's return into a changed Imperium rather than treating the era as only Guilliman's story.
000.M42 - 333.M42
era date, medium confidence