He has a tall, slender and slightly lean figure, with that his face usually wears a signature apathetic gaze and this expression is more emphasized with his distinct, heavy-looking eyebrows that are usually furrowed. His face is also described as unhealthy-looking, supposedly because of stress. He is also notably sarcastic, witty and displays a perpetual, disgruntled apathy. Despite his young age, he is a very skilled neurologist and is regarded as an expert neuroscientist. He appears to be 18.