Because you like Piper Halliwell in Charmed

An ambitious man of science, Norman Osborn has become green with envy over Spider-Man's powers. See them in Marvel Cinematic Universe.

Dimitri Belikov is a stoic vampire guardian who has the reserve, focus, and discipline of a soldier. See them in Vampire Academy .

Steve Stifler is more than just a dude with a hot mom. He's also rude, profane, and obnoxious. See them in American Pie.

Leone Montana is a fearless hitman with a surprisingly sensitive side. See them in Leon: The Professional.

The adventurous daughter of Port Royal's governor, Elizabeth Swann would rather conspire with pirates than sit pretty in her corset. See them in Pirates of the Caribbean: the Curse of the Black Pearl.

Betty Cooper seems like a sweet girl, but she also has a dark side and can go beyond what's safe or sane. See them in Archie Comics.

Ethan Hunt's mission, should he chose to accept it, is to save the world from impossible threats. See them in Mission: Impossible.

Poison Ivy is a seductive, venomous botanist laments the fact that there are so many people to kill, yet so little time. See them in DC Extended Universe.

Tracy Turnblad's got rhythm, and she's determined to share her dance moves with the world. See them in Hairspray.

Courteous, dangerous, and powerful, Kaname Kuran controls an entire court of vampires. Very, very pretty vampires. See them in Vampire Knight.

Quirky and wildly imaginative, Amelie finds joy in the unnoticed things in life and aspires to bring happiness to all. See them in Amelie.

The only constant in Night Vale is Cecil's hypnotic voice. See them in Welcome to Night Vale.