Because you like The Master in Doctor Who
Beloved by all, Lucy is the most corageous Pevensie. See them in The Chronicles of Narnia.
Toph is a tenacious earthbender full of spirit and spunk and hates when people try to baby her because she's blind. See them in Avatar: The Last Airbender.
Success for Eggsy Unwin means joining Kingsman, and failure could mean death. See them in Kingsman: The Secret Service.
Aerith Gainsborough has lived a simple life, but when the world is threatened she's willing to step up and do whatever she can to help. See them in Final Fantasy Series.
There's magic behind Tara Maclay's quiet façade. See them in Buffy the Vampire Slayer.
Maurice Moss is a dedicated IT guy who even talks like a computer. See them in The IT Crowd.
The self-described "ghost with the most" knows the ins-and-outs of specter life like no other. Just ask him. See them in Beetlejuice.
Sephiroth wants nothing more than to seize the power of the Lifestream in order to become a god. See them in Final Fantasy Series.
Aslan represents everything good and just, he's just not super reliable. See them in The Chronicles of Narnia.
