Because you like Satine in Moulin Rouge

Don't let Princess Peach's sweet, gentle nature fool you. Princess Peach can put up a good fight. See them in Super Mario Bros..

Duck, girl, and legend: Ahiru's identities confuse even herself at times, and she often wonders which of them is truly her. See them in Princess Tutu.

Anastasia Steele's new boyfriend Christian might as well come with a warning label that reads "Beware: Severe Issues That Might Warrant a Trip to Dr. Phil." See them in Fifty Shades of Grey.

Kevin Khatchadourian is a disturbed, affect-less teen on a dark path. See them in We Need to Talk About Kevin.

David Rose likes his rose chilled, his linens pressed, and his family quiet. See them in Schitt's Creek.

Boomerang is equally skilled at tossing boomerangs and tossing back beers. See them in DC Extended Universe.

Breaking bones and hearts, Callie Torres has figured out how to put the bones back together. But the hearts? Not so much. See them in Grey's Anatomy.

Fate has forced Amuro into the terrors of war, and he must use the Gundam and all of its power if he is to make it out alive. See them in Mobile Suit Gundam Series.

This power-hungry Time Lord calls himself the "master of all." Bonus: he has 13 lives. See them in Doctor Who.

Keeping your cool is just as useful in the underworld as in war, and Michael Corleone is stone-cold. See them in The Godfather.

Frederick Frankenstein is an eccentric (O.K., maybe a little insane) professor who is excited to be delving into his family's past. See them in Young Frankenstein.

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