Because you like Alex Karev in Grey's Anatomy

Drusilla's hobbies include dolls, music, and killing people. See them in Buffy the Vampire Slayer.

This lab mouse has one thing on his huge brain: trying to take over the world on a nightly basis. See them in Pinky and the Brain.

Raj Koothrappali is an astrophysicist who sees stars when he feebly tries to chat up women. See them in The Big Bang Theory.

Nate Archibald is confident, shrewd and trying to do the right thing. But that isn't always easy on the ruthless Upper East Side. See them in Gossip Girl.

As the unit chief of the FBI's Behavioral Analysis Unit, Aaron Hotchner is dead serious about avenging dead people. See them in Criminal Minds.

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.

Don't underestimate Maggie Greene. She's a farm girl with a mission. See them in The Walking Dead.

Extremely violent and loyal, Sandor Clegane is called the Hound for a reason. See them in Game of Thrones.

Intelligent Adele is soft spoken yet brimming with emotion. See them in Blue is the Warmest Color.

The fearless bodyguard of Rick Flag, Katana will ruthlessly kill her enemies, trapping their souls in her sword. See them in DC Extended Universe.

A bloodsucker, Carlisle Cullen is actually more likely to give you a blood infusion. See them in Twilight.