Because you like Mercedes Jones in Glee

When dealing with a half-demon partner and a world of violence, Kagome Higurashi has plenty of chances for her true courage to shine. See them in Inuyasha.

When the going gets tough, Dre Johnson gets tougher. Well, he'd like to think he does. See them in Blackish.

We're all puppets. Dr. Manhattan is just a puppet who can see the strings. See them in Watchmen.

Joey Tribbiani's true passions in life are acting, sandwiches, football, sex, and asking ladies, "how you doing?" See them in Friends.

He's a troubled insomniac in search of a moment to rest and a meaning to his existence. See them in Fight Club.

Carl Fredricksen is a crotchety old man who may just have it in him to take one last, great adventure. See them in Up.

Stranded on Mars, Mark Watney is armed with quick wits, an electronic diary, disco music, and an undying resolve to make it back. See them in The Martian.

Ratchet is a shoot-first, ask-questions-later, and then-shoot-again kind of lombax. See them in Ratchet & Clank.

His murderous megalomania aside, Loki is quite charming. Just don't mention his strapping older brother; he's a tad jealous. See them in Marvel Cinematic Universe.

Faced with inequality, Gale Hawthorne has a rebellious spirit that only grows. See them in The Hunger Games .

WALL-E is a quirky little romantic robot cleaning the wasteland known as Earth. See them in WALL-E.