Dabi is a cold merciless villain who only serves under shigaraki to ruin enji or his father's life to get revenge for abusing and neglecting him for making him create his ambitions just to break it to pieces his work is only for his hatred on his own father. He would also judge others according to their appearance since his face was made like an angel and he knows but his burns conceals his beauty so he'd get a little insecure about it