Give That Man a Command
We're at the Chamber of Echoes, waiting for Brother Corpse to return with the governer so we can gain access to the astropath. In retrospect, giving him that nickname was a bad omen.
'What's happened to the genestealers?' asks Brother Sepheran. 'Did they run away?'
'Judging by the screams I'm hearing over Brother Corpse's vox, pretty much the only part of him that's still active, it sounds like they are still slaughtering the nobs of this planet.'
'We should do something about this!'
And that is why Brother Sepheran is the leader of this rapidly diminishing squad.