Because you like Squidward Tentacles in SpongeBob SquarePants
Charles Xavier is a telepath who believes mutants and humans are both good at heart and can live in harmony. See them in X-Men Series.
Django was once a slave. Now that he has a taste of freedom, he understandably wants a full meal. See them in Django Unchained.
Jim Halpert is a master at the art of making it through the work day, including participating in an office Olympics. See them in The Office.
A super-soldier, Master Chief might be more machine than man. And for humanity's sake, thank God. See them in Halo.
Tiffany Doggett is usually a nice, good Christian. Just don't get her riled up! See them in Orange Is The New Black.
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 .
Fighting for a future without fear? Yeah, Chris Redfield believes it is worth it. See them in Resident Evil Series.
This wizard is never late, nor is he early. Gandalf arrives precisely when he means to. See them in The Lord of the Rings.