Neito is a hero with a quirk to copy other people's quirks. He considers himself a side character in his own life due to the fact his power is useless on its own. As a kid his quirk was always referred to as useless and villanous. He covers up his insecurities with narcissism and being rude. These harsh insults are always something the person can change about themselves. Most of it is directed at agencies who discriminate based off quirk Because they take away his effort he used to get here.