Because you like Vizzini in The Princess Bride
Marge Simpson is a mostly happy housewife and subscriber to Sponge and Vacuum Magazine. See them in The Simpsons.
Meg March might yearn for a life of ballgowns and diamond necklaces, but the boy she falls for doesn't have a penny to his name. See them in Little Women.
Illiterate and oblivious, Crash Bandicoot is still a hero. See them in Crash Bandicoot.
Mike Hannigan is a lawyer-turned-pianist who loves to tap into his kooky side. See them in Friends.
Terry Jeffords (and his muscles) may look ferocious, but inside he's just a caring mama hen. See them in Brooklyn Nine-Nine.
Veronica Lodge is a quintessential mean girl trying to make a better life, and a better self. See them in Riverdale.
Facing off-the-charts murder, drugs, and teenage heartbreak in Riverdale, Betty Cooper pursues justice with help from her friends. See them in Riverdale.
A meticulous forensic scientist, Edward Nygma is insanely good at his job. Emphasis on the "insane" part. See them in Gotham.
Driven by obsession and anxiety, Monk bravely overcomes, or at least battles, his fears to help the world. See them in Monk.
With an abundant supply of alcohol, nice restaurants, and free will, Crowley is a demon who is thoroughly enjoying his time on Earth. See them in Good Omens: The Nice and Accurate Prophecies of Agnes Nutter, Witch.