逢山鬼泣
[féng shān guĭ qì]
'Feng Shan Gui Qi' roughly means when you meet something as scary as ghosts weeping in the mountain. The person using this nickname tends to depict a very mysterious, perhaps spooky vibe, suggesting a fondness for all things mystical, dark or unworldly, which is likely to bring about some sense of adventure to those interacting with them online.