Because you like Mary Albright in 3rd Rock from the Sun
T'Challa is a regal superhero with the weight of the world (and particularly his nation) on his shoulders. See them in Marvel Cinematic Universe.
Jacob Kowalski is just a baker caught up in an otherworldly adventure. See them in Fantastic Beasts and Where To Find Them.
A meek schoolteacher, Mary Margaret Blanchard can't remember her past as a spirited, swashbuckling Snow White. See them in Once Upon a Time.
A stylish agent, Agent J would rather improvise than play by the rules. See them in Men in Black.
Greg Heffley will be famous someday, but now he's stuck in class with morons. See them in Diary of a Wimpy Kid.
Kiara Carrera is a hippie socialist who likes sea turtles more than people. See them in Outer Banks.
Chewbacca is a loyal co-pilot who won't hesitate to rip your arm off. See them in Star Wars Series.
A passionate paleontologist with interests no one seems to share, Ross Geller tries to find love despite his past of abandonment and an awkward personality. See them in Friends.
Burton Guster is a level-headed investigator with a "Super Sniffer" nose. See them in Psych.
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.
Brian Griffin is the most scholarly member of the family—when he's not drunk on martinis. See them in Family Guy.