Because you like Lilith Sternin in Cheers

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

In Ziva David's world, you grow up fast; you don't have a choice. See them in NCIS.

Phoebe Halliwell is a bestselling author and martial arts master with power of premonitions. See them in Charmed.

Sydney Bristow is a kick-ass double agent on a mission for revenge. See them in Alias.

Kilgrave is a domineering, abusive boyfriend. Then, add in the power of mind control. See them in Marvel Cinematic Universe.

Keren Walker is a socialite looking to avoid work, keep a constant buzz, and be as snarky as possible. See them in Will & Grace.

Audrey Horne may seem inquisitive and charming, but she can turn on a dime. See them in Twin Peaks.

Velma Kelly will do anything to get the limelight back. See them in Chicago.

Samantha Jones is a try-sexual who'll try anything once. See them in Sex and the City.

Jenny Flint is a devoted wife and daring crime fighter, which is pretty unconventional for a Victorian maid. See them in Doctor Who.

Anya Jenkins has a real harsh bark to go with her demonic bite. See them in Buffy the Vampire Slayer.

Helena is a mentally unstable, childish, and completely merciless. And most of all, she's an unstoppable killer. See them in Orphan Black.