Because you like Lena Leonard in Punch Drunk Love
Sheldon Cooper is brilliant in every way except, well, interacting with any human being. See them in The Big Bang Theory.
WALL-E is a quirky little romantic robot cleaning the wasteland known as Earth. See them in WALL-E.
Kat Stratford is part of the "out" crowd and proud of it. See them in 10 Things I Hate About You.
Her interests include martial arts, interrogation, and hacking. Natasha Romanoff is the ultimate spy. See them in Marvel Cinematic Universe.
Armed guards, FBI agents, notorious serial killers – Hannibal Lecter has bested them all, with time to finish dessert afterwards. See them in The Silence of the Lambs.
Hiccup Haddock III may be the only Viking nerd in recorded history. See them in How to Train Your Dragon.
Poison Ivy is a seductive, venomous botanist laments the fact that there are so many people to kill, yet so little time. See them in DC Extended Universe.
Ariel knows there's a whole other world above the sea, but exploring it comes at a big price. See them in The Little Mermaid.
As a scaring Assistant, Mike Wazowski frightens children to collect their screams to be used as a power supply for the city. See them in Monsters, Inc..
Gollum is slimy and seething with hatred, the last person you would want to meet in a dark cave. See them in The Lord of the Rings.
Captain Spock is on a five-year mission exploring the final frontier and boldly going where no man has gone before. See them in Star Trek.