Because you like Egon Spengler in Ghostbusters

This master marksman may be a villain, but Deadshot's motives aren't quite as selfish as they seem. See them in DC Extended Universe.

Cyclops shoots lasers out of his eyes, destroying anything in his line of sight. See them in X-Men Series.

It's impossible to say whether Winifred Burkle is cuter than she is smart, or vice versa. See them in Angel.

This elf loves smiling, eating sugar, and spreading Christmas cheer. And no matter what, Buddy always sees the best in people. See them in Elf.

Matt Flamhaff is not too concerned about being part of the popular crowd. Too bad his best friend is. See them in 13 Going on 30 .

Chewbacca is a loyal co-pilot who won't hesitate to rip your arm off. See them in Star Wars Series.

Charlie is a Type A theater director dealing with something out of his control: a painful divorce. See them in Marriage Story.

Caitlin Snow believes that burying herself in science is the best way to save the day or to mend a broken heart. See them in DC Extended Universe.

Amy Farrah Fowler deserves sainthood for putting up with Sheldon Cooper. See them in The Big Bang Theory.

Success for Eggsy Unwin means joining Kingsman, and failure could mean death. See them in Kingsman: The Secret Service.

A poised, stately man-out-of-time, Ichabod Crane typically faces the modern world with wry quip. See them in Sleepy Hollow.

Emma Frost's superpower: transforming her body into an unbreakable diamond. See them in X-Men Series.