Demon
Mythological and paranormal, often malevolent being prevalent in religion, occultism, mythology, and folklore; a broad and vague concept incompatible with modern science
A demon is a malevolent supernatural entity. Historically, belief in demons, or stories about demons, occurs in folklore, mythology, religion, and literature; these beliefs are reflected in media including comics, fiction, film, television, and video games. Belief in demons probably goes back to the Paleolithic age, stemming from humanity's fear of the unknown, the strange and the horrific. In anc... Wikipedia