Those magical beings among the Mythos whose power is being siphoned by the Throne or the Scepter, technically making them Seelie or Unseelie Fey – though they are not Fey whatsoever.

It’s a massive form of theft, but no one knows how to permanently turn it off. Many of the Stolen make deals with other Peoples of the Earth to negate that constant magic drain, and the cost is considered worthwhile.