Him is a powerful, red-skinned, and devil-like creature. His gender is often something of confusion, as his voice, clothes, and mannerisms often contradict each other, but his name strongly suggests that he is male. In the original Powerpuff Girls series, he is said to be "so sinister, so evil, so scary, so horribly vile that his real name can never be said, thus striking fear into the hearts of men.