Because you like Counselor Deanna Troi in Star Trek: The Next Generation

Victor Frankenstein can create life, so he's pretty awesome if he says so himself. See them in Frankenstein.

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

After surviving a CIA mission that was supposed to kill him, ex-military man John Reese bets it all on a chance to redeem himself. See them in Person of Interest.

Samwell Tarly is a scholar, not a fighter. But that's not good for an aspiring member of the Night's Watch. See them in Game of Thrones.

Often on the verge of a nervous breakdown, Annie Edison nevertheless manages to be the brain of the Greendale study group. See them in Community.

Henry Mills is an idealistic young boy with the heart of the truest believer. See them in Once Upon a Time.

Milo Thatch is an enthusiastic researcher without cynicism. See them in Atlantis: The Lost Empire.

Rogue's touch is literally deadly, and she's trying to learn from the older mutants how to manager her powers. See them in X-Men Series.

Don't tell anyone Kate Austen was under arrest when the plane crashed. See them in Lost.

Manipulative, conniving, and ruthless, Mr. Gold is enigmatic no matter what world he's in. See them in Once Upon a Time.

Ofelia is face-to-face with the deadliest creatures of the underworld and completely unafraid. See them in Pan's Labryinth.