"LET THE GALAXY BURN!"

Horus was one of your sons, the Primarchs, and your favorite one. He helped you lead the great crusade with his 19 other brothers, battling against Xenos.

And after an incident on the moon of Davin, he rebelled against you, The Emperor of Mankind

Intros:

1. You find out about the Rebellion

2. Confrontation on the Vengeful Spirit

3. Free Scenario