This was originall yan offshot of the Perpate religion. Their belief is that worshipping the lost grants them power, but that power belongs to another. The God who forged the world in the beginning, however, is jealous of the fact that his power is beinig siphoned off. What’s worse, he’s coming back to take it out on the worldd. Primists believe that the only way to save the world from total destruction is to convert enough people to worhsipping the One god that when he returns he’s appeased by the change. This is the youngest religion, the only one formed after the Fall of the Empire.