Because you like Bugs Bunny in Space Jam
Jason Bourne is suffering amnesia, but considering what he's done as a CIA assassin, maybe that's for the best. See them in The Bourne Identity.
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.
Imperator Furiosa is a badass patriarchy toppler. She'll do anything to secure a better, freer future for the women she cares for. See them in Mad Max: Fury Road.
Ethan Hunt's mission, should he chose to accept it, is to save the world from impossible threats. See them in Mission: Impossible.
Intelligent and confident, Maeve Wiley grew up alone and has no problem hitting you in the crotch if you disrespect her. See them in Sex Education.
Extremely violent and loyal, Sandor Clegane is called the Hound for a reason. See them in Game of Thrones.
Hans Landa doesn't seem to have issues with Jews, but he hunts them because he's determined to do his job well. See them in Inglourious Basterds.
Park feels like an outsider everywhere he goes, but he doesn't know if he wants to try fitting in anymore. See them in Eleanor and Park .
Empathetic Nausicaa embraces all forms of life, even those that might scare other people. See them in Nausicaa of the Valley of the Wind.
Konata Izumi has a live-now, worry-later view of the world. See them in Lucky Star.
Merlin is half awkward teenager, half super-powerful wizard. He serves Prince Arthur of Camelot during the day and illegally learns magic at night. See them in Merlin.