Because you like Cosmo Kramer in Seinfeld

The only thing standing between Rocky Balboa and glory is the person facing him in the boxing ring. See them in Rocky Series.

In charge of stocking the office's supply of cigarettes and liquor, Joan Holloway could run the whole company if they would let her. See them in Mad Men.

They say they saved Adam Jensen by turning him into a cyborg, but he's not sure saved is the right word. See them in Deus Ex Series.

Don't let his old age fool you, Heihachi Mishima is a ruthless pragmatist who values self-reliance above all else. See them in Tekken .

A no-nonsense pro, Agent K has dedicated his whole life to his job. See them in Men in Black.

Bart Simpson is an aspiring juvenile delinquent who doesn't want you to have a cow, man! See them in The Simpsons.

Realizing that New York City was in his blood, Wilson Fisk will now do anything to make Hell's Kitchen a better place. See them in Marvel Cinematic Universe.

Free-spirited Annie Hall goes through life saying "La-di-da, la-di-da, la la." See them in Annie Hall.

A great galactic bounty hunter, Samus Aran is not as good at expressing emotions. See them in Metroid.

Meticulous Arthur is always prepared, but he may not be ready to be the point man in the criminal world of dream sharing. See them in Inception.

A champion of chivalry, Don Quixote is dutifully bringing good to the world—even when others think he's out of his mind. See them in Don Quixote.

Told her son will one day save the world, Sarah Connor dedicates her life to training him to do just that. See them in The Terminator.