Because you like Kevin Khatchadourian in We Need to Talk About Kevin
Although Mako Mori may be small and quiet, she is a core of battle-hardened steel. See them in Pacific Rim.
Fox McCloud leads a team of pilots through the Lylat System in search of the evil genius Andross, the villain that killed his father. See them in Star Fox.
Regina Mills is a cold evil queen turned chilly town mayor. See them in Once Upon a Time.
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.
Dominic Toretto lives his life "a quarter mile at a time", and he burns through those miles faster than anyone. See them in The Fast and the Furious.
Cutting ties with her con-artist friends, Sarah Manning is creating a better life for her daughter by taking on the identity of the deceased Beth. See them in Orphan Black.
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.
Clary Fray's philosophy: dive into the supernatural underworld first and ask questions later. See them in City of Bones.
What Ron Weasley lacks in motivation and book smarts, he makes up for in loyalty and street smarts. See them in Harry Potter Series.
A courageous boy robot, Mega Man is dedicated to achieving everlasting peace. See them in Mega Man.
Castiel might be an immortal angel, but the human world is still more than a little confusing. See them in Supernatural.