Because you like Buttercup in The Princess Bride
The Ice King is lonely and looking for a princess to sweep him off his feet. See them in Adventure Time.
With an abundant supply of alcohol, nice restaurants, and free will, Crowley is a demon who is thoroughly enjoying his time on Earth. See them in Good Omens: The Nice and Accurate Prophecies of Agnes Nutter, Witch.
A photographic memory is just one of many skills Lexie Grey brings to the table as a surgeon. See them in Grey's Anatomy.
This mathematical genius doesn't have time for small talk; Alan Turing needs to break Enigma, the Nazi's cipher machine. See them in The Imitation Game.
Mac is a karate-chopping, beer-chugging schemer. See them in It's Always Sunny in Philadelphia .
Twisted and seemingly soulless, Bellatrix Lestrange finds joy in making others suffer. See them in Harry Potter Series.
For someone who swears she doesn't care for anyone, MJ Jones spends a lot of time observing her classmate Peter Parker. See them in Marvel Cinematic Universe.
Underneath Fakir's sarcastic exterior is a loyal friend. But his loyalty borders on being possessive of his friends. See them in Princess Tutu.
Gotham's unhinged Clown Princess of Crime will call you puddin', then punch you in the face. See them in DC Extended Universe.
Though Twilight might be opposed to it, her new friends might just be able to teach this serious-minded pony how to relax. See them in My Little Pony.
Johannes Betzler is an overwhelmed little boy caught up in deeply confusing times. See them in Jojo Rabbit.