Because you like Alastar Mad-Eye Moody in Harry Potter Series

Insightful about everyone else's neuroses, Rose Lalonde is not as aware of her own. See them in Homestuck.

The Terminator is an emotionless killing machine who won't stop until he's changed the future. See them in The Terminator.

Mario is a plumber who wears a ridiculous outfit, eats weird looking mushrooms, and fits himself inside your pipes so he can save a princess. See them in Super Mario Bros..

Basically a giant pillow come to life, Baymax is a medical robot created for the sole purpose of helping people. See them in Big Hero 6.

Growing up isn't easy: Chihiro's parents turned into pigs, she's enslaved at a bathhouse for demons, and oh yeah, she's fading from existence. See them in Spirited Away.

Mike Ehrmantraut is rutheless, merciless, and probably the most endearing hitman you've ever met. See them in Breaking Bad.

Tony Stark's interests include cocktails, beautiful women, particle physics, and saving the world. See them in Marvel Cinematic Universe.

Britta Perry has never met a cause she couldn't passionately champion—at least for a little bit. See them in Community.

Andrew Glouberman is trying to make it through puberty with his sanity intact. See them in Big Mouth.

Kevin Khatchadourian is a disturbed, affect-less teen on a dark path. See them in We Need to Talk About Kevin.

Aragorn is the one true king, a title he is too humble to accept. See them in The Lord of the Rings.

Don't let Princess Peach's sweet, gentle nature fool you. Princess Peach can put up a good fight. See them in Super Mario Bros..