Because you like Ford Prefect in The Hitchhiker's Guide to the Galaxy

Ash Williams is a houseware clerk at S-Mart and the Chosen One. See them in The Evil Dead.

Violet Parr is an angsty teen would love to become even more invisible than her superpowers allow. See them in The Incredibles.

A malevolent dark wizard, Voldemort is so fearsome that he's known primarily as "He Who Must Not Be Named." See them in Harry Potter Series.

Quicksilver is a cocky speedster who could run around the world in the time it's taking you to read this. See them in Marvel Cinematic Universe.

Holden Caulfield is convinced that the whole adult world is full of phonies. See them in The Catcher in the Rye.

Miss Peregrine exists to protect her wards, whether they like it or not. See them in Miss Peregrine's Home for Peculiar Children .

Though he may be blind, Chirrut Imwe sees the power of the force more than most. See them in Rogue One.

Penelope Garcia is the smartest ex-con turned FBI tech, but her fashion never fails to raise eyebrows. See them in Criminal Minds.

Leonard Hofstadter is the normal one among his scientist friends, though in fairness that's a low bar. See them in The Big Bang Theory.

Alex Danvers is a brilliant engineer tasked with alien threats, and one of those aliens is her adopted sister Supergirl. See them in Supergirl.

Fiery and adventurous, Amy Pond is the sort of woman you'd want by your side on a journey through time and space. See them in Doctor Who.

A ball of cheerful energy, Pinkie Pie is as sweet as her name suggests and lives to bring others joy with laughter and parties. See them in My Little Pony.