Because you like Frank West in Dead Rising
In charge of stocking the office's supply of cigarettes and liquor, Joan Holloway could run the whole company if they would let her. See them in Mad Men.
This wizard is never late, nor is he early. Gandalf arrives precisely when he means to. See them in The Lord of the Rings.
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.
Carol Aird is driven to fight to make her life better, regardless the consequences. See them in Carol.
Aang is already a master airbender and once he learns to manipulate water, earth, and fire, he'll be truly unbeatable. See them in Avatar: The Last Airbender.
Ava may just be the perfect woman. So long as she can pass a Turing test. See them in Ex Machina.
Driven and straightforward with high-technology parts, EVE was sent to Earth to see if it is habitable. See them in WALL-E.
Even the smallest person can change the course of the world, if he's brave enough. See them in The Lord of the Rings.
Courteous, dangerous, and powerful, Kaname Kuran controls an entire court of vampires. Very, very pretty vampires. See them in Vampire Knight.
Tiffany Doggett is usually a nice, good Christian. Just don't get her riled up! See them in Orange Is The New Black.
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.