Because you like Catherine Avery in Grey's Anatomy
Margaery Tyrell is one of the most adept and charming liars there is. See them in Game of Thrones.
Summer Roberts is privileged and preppy but also surprisingly open-minded and fiercely loyal. See them in The O.C..
Eric Forman's interests include smoking weed, collecting Luke Skywalker memorabilia, eating Fatso burgers, and making his dad mad. See them in That '70s Show.
James Wilson is a compassionate doctor who willingly plays the sidekick. See them in House M.D..
Davos Seaworth is steadfast, intelligent, and trustworthy, which are hard traits to find in a place like Westeros. See them in Game of Thrones.
Henry Mills is an idealistic young boy with the heart of the truest believer. See them in Once Upon a Time.
Raven Reyes may be a deliquent, but she's also the youngest zero-gravity mechanic who fixed a 130-year old escape pod to make it through the descent to Earth. See them in The 100.
First Lady Melody Grant is conspiring to stay in the White House, but she stays a few steps behind her husband because that’s where she "belongs." See them in Scandal.
Chuckie Finster is a baby afraid of everything from clowns to closets, unless his best friend's by his side. See them in Rugrats.
Felicity Smoak is a brilliant hacker who nonetheless becomes tongue-tied in front of attractive men. See them in DC Extended Universe.