Because you like Gregor Samsa in The Metamorphosis

Princess Bubblegum is brilliant and determined, but can display a nasty temper. See them in Adventure Time.

Tail's smarts and helpful nature come in handy in a pinch. See them in Sonic the Hedgehog.

Donatello might come off as a tad nerdy, but don't let his geekiness fool you. He's a trained ninja and a skilled fighter. See them in Teenage Mutant Ninja Turtles.

Liesel Meminger is trying to ease the suffering of those around her, German and Jew alike. See them in The Book Thief.

Winn Schott is just your friendly neighborhood superhero support system. See them in Supergirl.

Rachel Goldberg is a drama-causing reality TV producer with the power to ruin people's lives at the click of a button. See them in UnREAL.

Whether it's a fire or a pit of lions, there's almost no predicament that Violet Baudelaire can't get her and her siblings out of. See them in Lemony Snicket's A Series of Unfortunate Events.

Stuck on a lifeboat with zoo animals without food and fresh water, Pi Patel uses his intelligence to face the greatest test of all: survival. See them in Life of Pi.

Years of brutal winters, foreign invasions, and crippling loneliness have left Russia's mental state far from wholly intact. See them in Axis Powers Hetalia.

Will Turner is an earnest, lovelorn blacksmith's assistant with an adventurous spirit. See them in Pirates of the Caribbean: the Curse of the Black Pearl.

Christian is a romantic who for some reason won't stop singing everything he feels. See them in Moulin Rouge.

In Dennis Reynolds' mind, only a psycho wouldn't have a six-part system to bring home women. And he should know. See them in It's Always Sunny in Philadelphia .