Board Thread:Warhammer 40k General Discussion/@comment-25618639-20150112024430/@comment-8881468-20150904150333

202.161.13.110 wrote: Neithan02 wrote: actually all thousand sons marines were loyal... the one who was led around by demons was their primarch. He was actually trying to prevent the Horus Heresy by telling the GEOM of Horus's corruption, but could not get past the protection around the Imperial Palace until a certain entity (Tzeentch) gave him a power boost, allowing Daemons to invade the Imperial Webway and the palace itself. Emps told Russ to get his ass over to Prospero and sort them out. Horus then told Russ that his orders have changed and to wipe out the Thousand Sons incorrect as per thousand sonss, burning opf prospero and the 2nd hh novel (and the outcast dead)

a demon gave him a way to sotp the mutation of  his legion but the shattering of the psychic wards around empi's palace is the thousand sons own doing with no aid from outside