Because you like John McClane in Die Hard
Marge Simpson is a mostly happy housewife and subscriber to Sponge and Vacuum Magazine. See them in The Simpsons.
Barry Allen is a nerd, forensics expert‚ and superhero with supersonic speed who is determined to solve his mother's murder. See them in DC Extended Universe.
Harry Osborn is the privileged son of Oscorp's founder with a goblin-sized chip on his shoulder. See them in Marvel Cinematic Universe.
Jorah Mormont is loyal to his queen. And he's quite in love with her as well. See them in Game of Thrones.
Derek Morgan is thoughtful and kind, but he won't say no to knocking the occasional door down when he gets the chance. See them in Criminal Minds.
Severus Snape is a misanthropic potions teacher with a vindictive streak. See them in Harry Potter Series.
Aang is already a master airbender and once he learns to manipulate water, earth, and fire, he'll be truly unbeatable. See them in Avatar: The Last Airbender.
Aslan represents everything good and just, he's just not super reliable. See them in The Chronicles of Narnia.
Betty Cooper seems like a sweet girl, but she also has a dark side and can go beyond what's safe or sane. See them in Archie Comics.
Turanga Leela is the daughter of two mutants who live in the sewers below New York City. See them in Futurama.