Because you like Sam Weir in Freaks and Geeks
Maya Lambert is an obsessive intelligence officer with tunnel vision leading toward Osama bin Laden. See them in Zero Dark Thirty.
He may forget his homework, lose his toad, and fall off brooms, but Neville Longbottom can also single-handedly destroy villains. See them in Harry Potter Series.
It's certainly easier to get great footage of crimes when you can guarantee they'll happen. See them in Nightcrawler.
A meek schoolteacher, Mary Margaret Blanchard can't remember her past as a spirited, swashbuckling Snow White. See them in Once Upon a Time.
Rick Sanchez is a gruff, alcoholic mad scientist, with the emphasis on "mad." See them in Rick and Morty.
Carrie Bradshaw is a sex columnist addicted to expensive shoes, Cosmopolitan martinis, and unavailable men. See them in Sex and the City.
Hank McCoy is a quintessential nerdy scientist but with a few rather unconventional physical attributes. See them in X-Men Series.
Being beautiful and rich doesn't guarantee happiness for Cheryl Blossom. See them in Riverdale.
Holden Caulfield is convinced that the whole adult world is full of phonies. See them in The Catcher in the Rye.
Marv is a brutish but principled thug who'd be right at home on an ancient battlefield. See them in Sin City.