Seeing Fey creatures has been one of my most consistent hallucinations.
I’ve seen hobgoblins, and will o the wisps, and once there was a “Lord of the Rings” elf watching me from my window. They’ve also played pranks on me, to make me seem crazy in public.
One time fairies tricked me into burning myself, by telling me that it was the only way for me to stop an impending war. Silly me to believe them