Because you like Clementine Kruczynski in Eternal Sunshine of the Spotless Mind

Hiccup Haddock III may be the only Viking nerd in recorded history. See them in How to Train Your Dragon.

Severus Snape is a misanthropic potions teacher with a vindictive streak. See them in Harry Potter Series.

Part archaeologist, part philosopher, part politician, Jean-Luc Picard is an unashamed intellectual who runs a tight ship. See them in Star Trek: The Next Generation.

Everyone Barney Stinson knows is getting married or pregnant. But he's just getting more awesome. See them in How I Met Your Mother.

Ethan Hunt's mission, should he chose to accept it, is to save the world from impossible threats. See them in Mission: Impossible.

Tyler Gage is going to have to step up soon on the dance floor. Otherwise, it's back to janitorial work. See them in Step Up.

If it means fulfilling her ambitions, Satsuki Kiryuin will show neither shame nor hesitation. See them in Kill la Kill.

Pepper Potts can run a company, manage an egomaniac, and take down bad guys, all without breaking a sweat. See them in Marvel Cinematic Universe.

Vash might act like a carefree, peace-loving goof, but it's not wise to underestimate this "Humanoid Typhoon." See them in Trigun.

Stoic, cynical, and brilliant, Solid Snake was genetically engineered to be the perfect soldier. See them in Metal Gear Series.

As the hero of time, Link is reborn throughout history, always with the purpose of fighting and defeating the evil Ganon. See them in The Legend of Zelda.

A devoted butler, Alfred Pennyworth is both a fiercely protective guardian and a lethal gunman. See them in Gotham.