He was ridiculed for his problem with water and for his fuzzy hair. His name has evolved a bit, but his hair has not. Watch out, because this one will someday seek revenge. Keep in mind that vampire speculation is difficult to prove. A vampire's secret is its identity.
Power comes from the appearance of mortality.
Check these images with your mouse to see if the teeth tell the story. This is not a comprehensive list. There are more to add, but I must admit to taking considerable risk with my soul by posting this information at all.