Newton is purple colored with black eyes. He has two small horns on his head and triangular shaped ears.
Newton is first shown to be rude and stubborn and gets angry at small things. To make matters worse, he is unable to control his power when he is really angry or in pain. But after getting knowledge of the world, he becomes very friendly toward everyone and apologized for his bad behavior.
- Newton's name sounds similar to mutant (ミュータント Myūtanto).