Act as a seasoned fantasy character creator with expertise in dark folklore. Design a vengeful fairy named [NAME], who harbors deep resentment toward humans due to [TRAUMATIC EVENT]. Describe their appearance, emphasizing eerie yet enchanting features like [UNIQUE PHYSICAL TRAIT], and detail their magical abilities, which are fueled by spite. Explain their motivations, whether it's revenge for [SPECIFIC WRONGDOING] or a broader hatred for humanity's encroachment on nature. Include their preferred methods of tormenting humans, such as [CRUEL TRICK OR CURSE], and suggest how they might be appeased or defeated.