Because you like Sydney Prosser in American Hustle
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..
Damon Salvatore used to miss being human. Now he can't think of anything more miserable. See them in The Vampire Diaries.
Sebastien Michaelis is a demonic butler who approaches life with effortless finesse and a diabolical streak. See them in Black Butler.
Will Herondale is an emotionally distant bad boy with a secret. See them in Clockwork Angel .
A gentle alchemist who is soul-bound to a giant suit of armor, Alphonse Elric is growing into the responsibility handed to him. See them in Fullmetal Alchemist.
An infamous vampire, Alucard is a one-man killing machine with a philosophical side. See them in Hellsing.
An aloof punk rock goddess, Nana Osaki has a surprisingly big heart. See them in Nana.
Andy Dwyer might not be completely literate, but he makes up for it in spirit. See them in Parks and Recreation.
If Eleanor Shellstrop's true identity is revealed, she'll be sent to The Bad Place. See them in The Good Place.
When Rin Matsuoka is not swimming, he mostly spends his time brooding or listening to angry Dubstep. See them in Free! Iwatobi Swim Club.
Others see him as the town nutcase, but Flint Lockwood knows his inventions will change the world someday. See them in Cloudy with a Chance of Meatballs.
Dustin Henderson doesn't let the bullies get to him. He's secure in who he is and that his friends have his back. See them in Stranger Things.