Because you like John Reese in Person of Interest

If Lisbeth Salander can hurt a bastard who deserves it by digging up stuff about him, she feels good. See them in The Girl with the Dragon Tattoo.

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

Hiro is a free-spirit and remarkable genius who loves bot fighting and problem-solving. See them in Big Hero 6.

All the world's a stage, and Missy Piggy's never one to give up the spotlight. See them in The Muppet Movie.

Luke Skywalker always wanted to leave home, but he didn't expect that it would be as part of a quest to rescue a princess and save the galaxy. See them in Star Wars Series.

Vash might act like a carefree, peace-loving goof, but it's not wise to underestimate this "Humanoid Typhoon." See them in Trigun.

A loyal assistant to Nelson and Murdock, Karen Page has a way of finding trouble. See them in Marvel Cinematic Universe.

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.

Luke Danes will serve you coffee and always be there for you to help out. See them in Gilmore Girls.

Emily Gilmore is the DAR chair, proud grandmother, and full of opinions. See them in Gilmore Girls.

A reclusive introvert, Liz Sherman has a temper that's literally lethal. See them in Hellboy.