Because you like William Wallace in Braveheart
Boomerang is equally skilled at tossing boomerangs and tossing back beers. See them in DC Extended Universe.
Amy Santiago likes following the rules a little too much. See them in Brooklyn Nine-Nine.
Holden Caulfield is convinced that the whole adult world is full of phonies. See them in The Catcher in the Rye.
Tail's smarts and helpful nature come in handy in a pinch. See them in Sonic the Hedgehog.
James Wilson is a compassionate doctor who willingly plays the sidekick. See them in House M.D..
Titus Andromedon will show you the ropes, help you with your problems, and sing at you constantly, whether you like it or not. See them in Unbreakable Kimmy Schmidt.
Krusty The Clown somehow makes life sillier and more somber at the same time. See them in The Simpsons.
Johannes Betzler is an overwhelmed little boy caught up in deeply confusing times. See them in Jojo Rabbit.
Rory Gilmore usually can be found with her nose in a book and coffee in hand, talking with her mom as quickly as the words can spill out. See them in Gilmore Girls.