Springboarding off of what Hadrak has said, devotion to a single deity largely seems to be the purview of the upper classes in Sapience; rulers, monarchs, priests, adventurers - basically, either player characters or influential NPCs. The lower down…
"I love my America more than any other country in the world, and, exactly for this reason, I insist on the right to criticize her perpetually." -James Baldwin, Collected Essays, Chapter One
At a guesstimate not informed by game mechanics, probably no more than a couple dozen could be moved into a haven at once, and that's an absolute limit, not something that you can do routinely. It gets more and more difficult with each additional pe…