Because you like B'Elanna Torres in Star Trek Voyager
Victor Frankenstein can create life, so he's pretty awesome if he says so himself. See them in Frankenstein.
A compassionate medical student, Martha Jones has found a Doctor she can really look up to. See them in Doctor Who.
Cheerful, childlike, and easily jealous, fashion icon Misa Amane is smarter and crueler than she seems. See them in Death Note.
Don't tell anyone Kate Austen was under arrest when the plane crashed. See them in Lost.
A powerful priestess, Melisandre is shrouded in mystery and lots of red. See them in Game of Thrones.
Kara "Starbuck" Thrace will beat you in cards, drink you under the table, then fly circles around you in her fighter plane. See them in Battlestar Galactica.
Amy Farrah Fowler deserves sainthood for putting up with Sheldon Cooper. See them in The Big Bang Theory.
Pure charm, flirty and fashionable, Lando Calrissian will make sure to get the job done when necessary. See them in Star Wars Series.
Aslan represents everything good and just, he's just not super reliable. See them in The Chronicles of Narnia.
They say they saved Adam Jensen by turning him into a cyborg, but he's not sure saved is the right word. See them in Deus Ex Series.
One of the best in the magical world, Mad-Eye has the battle scars to prove his dedication to such a dangerous job. See them in Harry Potter Series.