Because you like Reginald Barclay in Star Trek: The Next Generation

Gotham's unhinged Clown Princess of Crime will call you puddin', then punch you in the face. See them in DC Extended Universe.

Buttercup is a farm girl turned princess who'd do anything to have her old life back. See them in The Princess Bride.

Daria Morgendorffer is so defensive that she actively works to make people dislike her so that she don't feel bad when they do. See them in Daria.

Moving is hard for Coraline Jones; accidentally moving to a creepy mirror world just makes it harder. See them in Coraline.

She's mostly doom and gloom, but you'd get nowhere without Sadness. See them in Inside Out.

Armin Arlert was wrong. This world hasn't become hell; it's been hell. He just couldn't see it before. See them in Attack on Titan.

Napoleon Dynamite loves tater tots, mythical beasts, and reveling in his awkwardness. See them in Napoleon Dynamite.

Ponyboy Curtis is a "Greaser" on the surface, but he's a sensitive poet underneath. See them in The Outsiders.

Severus Snape is a misanthropic potions teacher with a vindictive streak. See them in Harry Potter Series.

In his transformation from hardened convict to moral paragon, Jean Valjean is the kind of man we should all aspire to be. See them in Les Miserables.

A vain and arrogant womanizer, Roy Mustang has hidden depths. See them in Fullmetal Alchemist.

As an undercover cop, Schmidt is getting to relive high school as a cool kid. See them in 21 Jump Street.