Because you like Rupert Giles in Buffy the Vampire Slayer
Kesuke Miyagi is a karate expert who thinks the best way a scrawny high schooler can learn how to defend himself is by washing every surface in sight. See them in The Karate Kid.
A brave "Young Wolf," Robb Stark has never lost a battle. See them in Game of Thrones.
Give in to the dark side with vampire Lestat; it's more fun. See them in Interview with the Vampire: The Vampire Chronicles.
A reclusive introvert, Liz Sherman has a temper that's literally lethal. See them in Hellboy.
Sideshow Bob is a bitter ex-performer who was forced to do inhumane stunts for slapstick comedy. Now he's exacting revenge on his former boss, a clown. See them in The Simpsons.
Ursula will oh-so-generously grant your wishes for a price. See them in The Little Mermaid.
As a doctor-in-training, John Dorian should have his head in the game. But most of the time, it's in the clouds. See them in Scrubs.
David Rossi may chase serial killers for a living, but he's more interested in what wine pairs well with tonight's parmigiana. See them in Criminal Minds.
Claire Standish is a popular, perfect princess who's deeper than she seems. See them in The Breakfast Club.
Sydney Bristow is a kick-ass double agent on a mission for revenge. See them in Alias.