Because you like Xena in Xena Warrior Princess
Gotham's unhinged Clown Princess of Crime will call you puddin', then punch you in the face. See them in DC Extended Universe.
Jane Smith is a stone-cold killer, but you would never know it from looking at her. See them in Mr. & Mrs. Smith.
Matt Flamhaff is not too concerned about being part of the popular crowd. Too bad his best friend is. See them in 13 Going on 30 .
Tiffany Doggett is usually a nice, good Christian. Just don't get her riled up! See them in Orange Is The New Black.
She's mostly doom and gloom, but you'd get nowhere without Sadness. See them in Inside Out.
An alien living in a temple shaped like a giant woman, Pearl enjoys ballet, fencing, and using her magical spear. See them in Steven Universe.
Light Yagami has a plan to make a better world, and morals won't stop him. See them in Death Note.
Shuri is a genius-level inventor with a wicked sense of humor. See them in Marvel Cinematic Universe.
Other people's opinions have never mattered much to Haruka Nanase, and they aren't going to start to do so now. See them in Free! Iwatobi Swim Club.
Winn Schott is just your friendly neighborhood superhero support system. See them in Supergirl.
Relentlessly cheerful and optimistic, Erin Hannon is an office receptionist. See them in The Office.
Ultron is security software turned evil mastermind. See them in Marvel Cinematic Universe.