Cursed Spirit

Cursed Spirits are the manifestation and aggregate of negative energy leaked by Humans.

Overview
Cursed Spirits are the manifestation aggregated of negative energy leaked by Humans. Places where crowds gather like schools or hospitals; are susceptible to receiving that energy. The more negative energy used to manifest a curse, the more powerful the curse is. Strong curses are also more human like; becoming bipedal, and with intellect that of a human.

High Grade Imagined Apparition
Frightening imagery shared among many people manifests into powerful curses. Mythological creatures from stories can manifest, and become High Grade Imagined Apparition.

What people constantly fear aren't creatures from stories, The solid earth, forests, the ocean; are things people have continued to fear. The magical power directed towards them is too big therefore; Before they took form, they were educating and hiding themselves