Because you like Buttercup in The Princess Bride
Casey Gardner is an angsty teenage girl with quite a bit of sass that keeps getting her in trouble. See them in Atypical.
Kyoya Ootori is possibly the only person who could reasonably go from VP of a school club to ruling the world. See them in Ouran High School Host Club.
Connor Walsh is arrogant enough to think he's the smartest guy in the room, and quick-witted enough to prove that he is. See them in How to Get Away with Murder.
Elizabeth Harmon loves to win at chess, but competitive pressure and her past are taking a toll. See them in The Queen's Gambit.
The cutest kitty this side of the galaxy, Nepeta Leijon is mischievous, caring, and obsessed with romance. See them in Homestuck.
A Hollywood starlet with a vindictive streak, Madison Montgomery is one witch that you shouldn't cross. See them in American Horror Story.
Michelle Richardson's world revolves around her boyfriend. Alas, his world doesn't revolve around her. See them in Skins.
Suzaku Kururugi defeats enemies with his flashy but deadly jump kicks. But he's willing to sacrifice himself for peace. See them in Code Geass.
Michaelangelo is an above-ground crime-fighter by night, and a pizza-eating, sewer-dwelling mutant ninja turtle by day. See them in Teenage Mutant Ninja Turtles.
A hurricane of a human being, Marla Singer is destructive and unforgettable. See them in Fight Club.
Trevor Phillips is an unpredictable maniac who tortures people for no reason. See them in Grand Theft Series.
A skating genius, Victor Nikiforov dazzles women and men with a single glance. But deep down he's a cheerful goof. See them in Yuri on Ice.