I'm pretty sure it explicitly says, in the 2nd Edition corebook, that "Sidereals, if any were known to exist, would also be regarded as Anathema".
Indeed. Those FIENDS working for heaven, maintaining destiny, and propping up your entire social system. They must be hunted down and exterminated root and branch, if anyone could only remember they existed.
Spoiler
Show
My motto: Repensum Est Canicula.
Originally Posted by turkishproverb
I am not getting into a shootout with Golentan. Too many gun-arms.
Leiningen will win, even if he must lose in the attempt.