Because you like B'Elanna Torres in Star Trek Voyager
A powerful priestess, Melisandre is shrouded in mystery and lots of red. See them in Game of Thrones.
A compassionate medical student, Martha Jones has found a Doctor she can really look up to. See them in Doctor Who.
Amy Farrah Fowler deserves sainthood for putting up with Sheldon Cooper. See them in The Big Bang Theory.
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.
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.
Kesuke Miyagi is a karate expert who thinks the best way a scrawny high schooler can learn how to defend himself is by washing every surface in sight. See them in The Karate Kid.
Though he may be blind, Chirrut Imwe sees the power of the force more than most. See them in Rogue One.
Xander Harris' life motto: laugh in the face of danger and then hide until it goes away. See them in Buffy the Vampire Slayer.
R2-D2 has been in the galaxy saving business for decades. Not bad for somebody whose vocabulary is limited to "beep-boop." See them in Star Wars Series.
