Because you like Saruman in The Lord of the Rings
Toph is a tenacious earthbender full of spirit and spunk and hates when people try to baby her because she's blind. See them in Avatar: The Last Airbender.
Blade has all the cool vampire powers with none of the weaknesses. Definitely not a guy to pick a fight with. See them in Blade.
Ellen Ripley defines the word "badass." When she's not leading her crew on an interstellar voyage, she's slaying terrifying creatures. See them in Alien.
Jeff Winger thinks he's too cool for school, which is a problem because he just enrolled in community college. See them in Community.
Derek Morgan is thoughtful and kind, but he won't say no to knocking the occasional door down when he gets the chance. See them in Criminal Minds.
A genetic experiment engineered to be the perfect assassin, Agent 47 is cold, professional, and lethal. See them in Hitman.
World domination and Superman's demise are next on Lex Luthor's to-do list. See them in DC Extended Universe.
Vanellope von Schweetz is princess of the Sugar Rush game who could care less about being royal. See them in Wreck it Ralph.
Remy could be a five star Michelin chef, the only problem is that he is quite literally a rat. See them in Ratatouille.
Liu Kang spends his days training his body and spirit, seeking to become the ultimate warrior. See them in Mortal Kombat.
Alex Vause's tattoos and tough exterior cover the fact that she's just a girl with a really intense crush. See them in Orange Is The New Black.
Holland March is known to wake up hungover in full bathtubs. See them in The Nice Guys.