He bites down on his first reaction -- a tired laugh, a tell that to our Father. It would be cruel, and crude, and serve no practical purpose. Instead, Guilliman huffs, and smiles -- still tinged with bitterness, but not aimed at the heart of Beta's presumed faith.

"Opinions seem to vary. Which is not to say I do not understand the concerns of those who have them," the primarch says, carefully diplomatic.

"If it a Warp," he pauses. These are concepts that he still lacks the vocabulary for. "It is a small and empty one. The psykers and witches among the void-touched do not speak of possession. And they are quite outspoken."