@sherlock0790 : Considering how much of humanities wars were started because of or largely for religious purposes...
(Japanese) Fantasy seems to have something against Gods who actually talk/send messages to their followers, which is a sure recipe for corruption. Notice how every major real world religion has taken steps to make updates to the teachings all but impossible except for from those already one top.
They do have an unhealthy obsession with demonizing monotheism, which this technically is not, but does not mean it does not have problems that make is an easy villain choice.