Because you like Nick O'Leary in Nick and Norah's Infinite Playlist
If there's power in being average, Mikado Ryugamine will find it and use it. See them in Durarara!!.
John Tyree has survived heavy gunfire and aggressive enemy soldiers. But can he handle a girl? See them in Dear John.
Fun and feisty on the outside, Meredith Grey is dark and twisty on the inside. See them in Grey's Anatomy.
As a psychokinetic who was raised in a lab, Eleven is finding Indiana to be a scary world. But at least she's discovered Eggo waffles. See them in Stranger Things.
An ironic hipster with a healthy dose of self-deprecation, Dave strives to be cool at all costs. See them in Homestuck.
Connor Walsh is arrogant enough to think he's the smartest guy in the room, and quick-witted enough to prove that he is. See them in How to Get Away with Murder.
Django was once a slave. Now that he has a taste of freedom, he understandably wants a full meal. See them in Django Unchained.
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.
Steve Stifler is more than just a dude with a hot mom. He's also rude, profane, and obnoxious. See them in American Pie.
Nomi Marks is a brilliant hacker with an open-minded, accepting spirit. See them in Sense8.
With each reboot, Janet progresses more and becomes capable of human emotions. See them in The Good Place.