Because you like Rupert Giles in Buffy the Vampire Slayer

A cursed pirate captain, Barbossa is greedy, vengeful, and surprisingly cheeky. See them in Pirates of the Caribbean: the Curse of the Black Pearl.

The witty Aku would be an ideal dinner guest, if he weren't a demon. See them in Samurai Jack.

Born and raised in the darkness, Bane is determined to have the city totally under his control so that he can demolish it. See them in DC Extended Universe.

Although Theon Greyjoy is treated well, he's still essentially a hostage. And that isn't so easy for him to forgive. See them in Game of Thrones.

He may forget his homework, lose his toad, and fall off brooms, but Neville Longbottom can also single-handedly destroy villains. See them in Harry Potter Series.

Everything is fascinating to Octavia Blake who has been locked away for her entire life. See them in The 100.

Be careful around Marie Laveau. There's no one more vengeful than a double-crossed voodoo queen. See them in American Horror Story.

Nadia Vulvokov is a no-nonsense broad with a dark sense of humor and a flippant attitude. See them in Russian Doll.

T'Challa is a regal superhero with the weight of the world (and particularly his nation) on his shoulders. See them in Marvel Cinematic Universe.

Angela Martin is uptight and puritanical, outside of the affair she's having with a co-worker. See them in The Office.

Miss Havisham is the creepiest old rich lady in town. See them in Great Expectations.

Nick Carraway is the perfect observer: always there for the events, but never too involved. See them in The Great Gatsby.