Changes

'''Hastur Sejanus''' was the [[Space Marine Captain|Captain]] of the 4th [[Company]] of the [[Luna Wolves]]' 4th [[CompanySpace Marine Legion]] and a member of the [[Mournival]]. A senior commander and particularly close friend to his [[primarch]], [[Horus]], he was murdered during compliance negotiations upon [[Sixty-Three-Nineteen]]. His appearance was later used by [[Erebus]] in an attempt to trick and coerce Horus into following the path of [[Chaos]].