Because you like Leonard Hofstadter in The Big Bang Theory
Count Olaf is a traveling actor, except he can't act and his homicidal tendencies make finding work pretty difficult. See them in Lemony Snicket's A Series of Unfortunate Events.
Princess Fiona is a damsel who doesn't need saving, but she's cursed with an embarrassing secret. See them in Shrek.
A no-nonsense professor famous for her strictness, Minerva McGonagall only shows her warmer side to those closest to her. See them in Harry Potter Series.
Newt Scamander is more comfortable with animals than people, even if the animals are super-dangerous magical creatures. See them in Fantastic Beasts and Where To Find Them.
Once described as a "beautiful, tropical fish," Ann Perkins exudes warmth, and unlike most of her friends she also has common sense. See them in Parks and Recreation.
Benoit Blanc is Sherlock with Southern charm, and a mysterious benefactor. See them in Knives Out.
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.
Amy Santiago likes following the rules a little too much. See them in Brooklyn Nine-Nine.
A stylish agent, Agent J would rather improvise than play by the rules. See them in Men in Black.
Waylon Smithers would do anything for his boss, and would love to do a few things *to* him. See them in The Simpsons.
A meek schoolteacher, Mary Margaret Blanchard can't remember her past as a spirited, swashbuckling Snow White. See them in Once Upon a Time.