Because you like Peter Griffin in Family Guy

Bucky Barnes used to be a good-hearted American soldier. Now he's the cold-hearted Winter Soldier. See them in Marvel Cinematic Universe.

Impassive, overly literal, and a little short on people skills, Angel dedicates her life to enforcing the rules. See them in Angel Beats!.

A compassionate medical student, Martha Jones has found a Doctor she can really look up to. See them in Doctor Who.

Everything is fascinating to Octavia Blake who has been locked away for her entire life. See them in The 100.

Timid and a bit insecure, Amy Antsler has big dreams of activism and meeting new people. She's learning it's easier said than done. See them in Booksmart.

Foul mouthed and disturbingly comfortable with violence, Hit-Girl is a precocious assassin who doesn't need anyone's protection. See them in Kick-Ass.

A premier member of the leather cat-suit club, Selene can chill you with a stony look, or ice you with her ninja moves. See them in Underworld.

Django was once a slave. Now that he has a taste of freedom, he understandably wants a full meal. See them in Django Unchained.

An aristocrat-turned-tomb-raider, Lara Croft does her best thinking while plunging off cliffs. See them in Lara Croft: Tomb Raider.

Dr. Gordon Freeman is a brilliant physicist is a quiet hero. And given all the violent aliens, he better be. See them in Half-Life.

Wei Shen is an undercover cop on a mission for justice (or at least vengeance). See them in Sleeping Dogs.

For Sly Cooper, stealing isn't just about the haul. It's also about the journey. See them in Sly Cooper.