Some female fairies are deadly to human lovers. Female fairies may be fortune tellers, particularly prophesying at births and foretelling deaths. Gwydion ab Don and Gwenhidw. Shakespeare records the fairy-rulers in A Midsummer Night's Dream as Oberon and Titania. Such a place is frequently referred to as limbo.
Fairies are the fallen angels.
Fairies were among the angels loyal to Lucifer. They were cast out of heaven with him to plunge into hell, but suddenly God stopped them in mid-flight and condemned them to remain where they were. Some were in the air, some in the earth and some in the seas and rivers. Such belief is widespread in fairy lore of Ireland, Scotland, and Scandinavia. Fairies are nature spirits.