Because you like Cleveland Brown in Family Guy
Daniel LaRusso is a Jersey kid in L.A. who is learning about karate and life from the mysterious Mr. Miyagi. See them in The Karate Kid.
Gomez Addams fills his days with ghoulish and ghastly forms of recreation, enjoying life and all its pleasures to the fullest. See them in The Addams Family.
Aslan represents everything good and just, he's just not super reliable. See them in The Chronicles of Narnia.
Reckless, vulgar, loud-mouthed: that's what makes Amethyst so awesome. See them in Steven Universe.
Louise Belcher might be just a kid, but she can manipulate just about anyone with a pulse. All in the name of fun, of course. See them in Bob's Burgers.
Caleb Rivers is a bad boy with a good reason for acting out. See them in Pretty Little Liars.
It turns out breaking open an ancient cursed statue will do funny things to a girl like Enchantress. See them in Suicide Squad.
M. Bison is a diabolical megalomaniac hell-bent on dominating the world. See them in Street Fighter.
Jo Wilson is an accomplished doctor who's getting over her past. See them in Grey's Anatomy.
A Silurian lizard woman, Madame Vastra has a penchant for puzzles and interspecies romance. See them in Doctor Who.
Despite the war-torn world around him, Mal Reynolds still holds onto the shred of hope that life can be more than just living another day. See them in Firefly.
Anya Jenkins has a real harsh bark to go with her demonic bite. See them in Buffy the Vampire Slayer.