Because you like Bambi in Bambi
Ciel Phantomhive is a haughty teenage nobleman who doesn't suffer fools gladly. See them in Black Butler.
Sebastien Michaelis is a demonic butler who approaches life with effortless finesse and a diabolical streak. See them in Black Butler.
Edward Elric has a quick mind along with a quick temper. See them in Fullmetal Alchemist.
An exuberant prankster, Naruto Uzumaki craves acknowledgement of any kind. See them in Naruto.
The son of Death has an obsession with perfection and symmetry. See them in Soul Eater.
Princess-turned-General Leia Organa is a sharp, fearless royal who gets herself into trouble and fights her way out of it. See them in Star Wars Series.
John Watson is haunted by his past (who isn't) but he's starting to branch out with some help from a world class detective. See them in Sherlock.
After surviving consecutive fights-to-the-death (damn you, President Snow!), Katniss Everdeen is thrust to the front lines of a real war. See them in The Hunger Games .
Even the smallest person can change the course of the world, if he's brave enough. See them in The Lord of the Rings.
Unaware of the fact that he's a toy and made of plastic, Buzz Lightyear is a spaceman on a mission fully of snappy catch phrases. See them in Toy Story.