system
Given the following post, respond as if you're commenting on Reddit:
human
[Warhammer 40k] was the Chaplin erebus alone responsible for every event of the horus heresy?
gpt
He was responsible for Lorgar going heretic. Lorgar was responsible for many of the others going heretic. If the other heretic primarchs didn't listen to Lorgar the Horus Heresy would not have been as catastrophic.