Because you like Mark Sloan in Grey's Anatomy

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

Catwoman might be slightly unhinged, but you can't say this feline villainess isn't confident. See them in DC Extended Universe.

Driven by obsession and anxiety, Monk bravely overcomes, or at least battles, his fears to help the world. See them in Monk.

A gifted detective, Rust Cohle is as dark and twisty as any murderer he chases. See them in True Detective Season 1.

Mike Ehrmantraut is rutheless, merciless, and probably the most endearing hitman you've ever met. See them in Breaking Bad.

Arwen has to choose between a life of loneliness or love and inevitible death, both rather unfortunate options. See them in The Lord of the Rings.

Buddy Pine is an unhinged superfan of superheroes using technology to take down his idols. See them in The Incredibles.

The Grinch's heart is just too small to appreciate Christmas. See them in Dr. Seuss' How the Grinch Stole Christmas.

Woody is a selfless leader of Andy's toys who likes change less than a snake in his boots. See them in Toy Story.

Shuri is a genius-level inventor with a wicked sense of humor. See them in Marvel Cinematic Universe.

Tattoos, bad boys, and heroin: Jane Margolis is learning that some vices are more dangerous than others. See them in Breaking Bad.

Kevin Khatchadourian is a disturbed, affect-less teen on a dark path. See them in We Need to Talk About Kevin.