Because you like Rachel Duncan in Orphan Black
A 100-plus-year-old who looks like a dreamy teenager, Edward Cullen warns girls to avoid him, which makes them want him even more. See them in Twilight.
An assassin with supernatural gifts, Corvo Attano is the last guy you should frame for murder. See them in Dishonored.
Foul mouthed and disturbingly comfortable with violence, Hit-Girl is a precocious assassin who doesn't need anyone's protection. See them in Kick-Ass.
Bella Swan thinks of it as her job to help her parents and protect her friends, even though it often ends up the other way around. See them in Twilight.
Rainbow Dash's interests include flying, playing pranks, and generally being themost awesome pony around. See them in My Little Pony.
World domination and Superman's demise are next on Lex Luthor's to-do list. See them in DC Extended Universe.
After finding a mysterious object in one of the many rooms in her father's mansion, Bulma is inspired to discover its secrets. See them in Dragon Ball.
Veronica Mars is a sarcastic private eye whose biggest mission is surviving high school. See them in Veronica Mars.
Rose Hathaway is a reckless, rebellious smartass who's training to be a royal vampire guardian. See them in Vampire Academy.
Anna Karenina doesn't want to be a respectable woman any more. She thinks respect was invented to cover the empty place where love should be. See them in Anna Karenina.
Tattoos, bad boys, and heroin: Jane Margolis is learning that some vices are more dangerous than others. See them in Breaking Bad.
Casey Gardner is an angsty teenage girl with quite a bit of sass that keeps getting her in trouble. See them in Atypical.