Eatoned
A character in a book who is 18, super hot, and a total badass. He's a trainer and later becomes the boyfriend of a girl named Tris.
'Four is my boyfriend, and he's hot and badass,' said Tris.
'Four is my initiation instructor, and he's my crush,' said the girl.
'Four is my nickname, and I'm cool because of it,' said the guy.