Jeff is also depicted as having quite a narcissistic personality accompanied with a fine dose of egoism and intense arrogance, bragging about his skills and taunting other Creepypasta characters. Jeff has schizophrenia/bipolar which caused him to murder and is confirmed to be a substance abuser.Appearance. Jeff has extremely pale skin and burnt off eyelids, giving him an even more ghostly appearance. Jeff later got his most distinctive trait, the smile that he had carved into his face. His build