Because you like Konata Izumi in Lucky Star

Funny, bubbly, and relaxed, Emma has a magnetic personality that makes her the life of the party. See them in Blue is the Warmest Color.

Seth is short-tempered, crude, and terrible at school, but hopefully there's nothing an epic party can't fix. See them in Superbad.

It’s usually the good-looking, charismatic, play-by-their-own-rules types that get everyone into trouble, and Tyler Durden is Exhibit A. See them in Fight Club.

Sylar's victims are found all over the country, many with their brains removed. See them in Heroes.

Although Mako Mori may be small and quiet, she is a core of battle-hardened steel. See them in Pacific Rim.

Introspective Theodore Twombly would rather observe life than participate in it. See them in Her.

Charles Boyle is the human equivalent of a puppy, only slightly less adorable. See them in Brooklyn Nine-Nine.

Her unhappy childhood has left her unsure of the existence of happy endings. Mary Jane Watson hides her pain beneath a joke and a smile. See them in Marvel Cinematic Universe.

Quinn Fabray can become a monster when there is something she wants. See them in Glee.

A powerful dragon-hunting warrior, Dovahkiin is destined for great things. See them in The Elder Scrolls V: Skyrim.

A meticulous forensic scientist, Edward Nygma is insanely good at his job. Emphasis on the "insane" part. See them in Gotham.

David Nolan is a noble fairy tale prince with the heart of a hero, regardless of whether he can remember his past or not. See them in Once Upon a Time.