Because you like Holly Golightly in Breakfast at Tiffany's
Michaelangelo is an above-ground crime-fighter by night, and a pizza-eating, sewer-dwelling mutant ninja turtle by day. See them in Teenage Mutant Ninja Turtles.
Eugene H. Krabs is a greedy restaurant owner who won't let a dime out of the reach of his claws. See them in SpongeBob SquarePants.
Egon Spengler prefers collecting spores, molds, and fungus to interacting with people. See them in Ghostbusters.
Dutiful, composed, and aloof, Sun Bak is the fighting force behind her team of eight "sensates" who are telepathically linked. See them in Sense8.
Dee Reynolds is selfish, narcissistic, and a target of extremely cruel ridicule. See them in It's Always Sunny in Philadelphia .
Alex Dunphy's self-reliant intelligence comes with a healthy dash of sarcasm. See them in Modern Family.
When push comes to shove, the usually overly cautious Luigi has the heart of a hero. See them in Super Mario Bros..
Driven yet empathetic, Emily Prentiss brings humanity to the pursuit of inhuman killers. See them in Criminal Minds.
Quentin Coldwater has always suspected there was something different about him, and now he has the chance to prove it. See them in The Magicians.
What Troy Barnes lacks in common sense, he makes up for with heart. See them in Community.
With his own ship, Peter Quill calls his own shots, and gets to fly from planet to planet blasting '70s pop hits and picking up alien chicks. See them in Marvel Cinematic Universe.
Meat Boy tenaciously throws himself into danger, and when he fails, he immediately gets back up and tries again. See them in Super Meat Boy.