>>96351925
Hounds of the Chalice, the chalice with an unblinking eye representing the Gaze of terra, and the wolf contained in the chalice. The name hounds implies the domestication of the wolves, and their place as a weapon of the Inquisition.

>>96351930
That's why they are "his dudes". You can even see this new chapter being bitter to the OG space wolves for rejecting and hating them. Similar to the rivalry between wolves and dogs.