Because you like Mark Watney in The Martian

A karate master/rocket scientist/squirrel, Sandy Cheeks is the only one who can clean up the other resident's messes in Bikini Bottom. See them in SpongeBob SquarePants.

Marlin navigates through shark-infested waters, angry anglerfish, a jellyfish bloom and hungry whales to search for his son. See them in Finding Nemo.

As the hero of time, Link is reborn throughout history, always with the purpose of fighting and defeating the evil Ganon. See them in The Legend of Zelda.

Donna is boisterous and spunky traveller of the TARDIS, exploring worlds beyond the simple mundane enterprises of Earth. See them in Doctor Who.

Privileged young Bruce's childhood was nearly perfect. Now, his life is anything but. See them in Gotham.

Jesse Aarons' frustration can only find outlet in another world. See them in Bridge to Terabithia.

Damon Salvatore used to miss being human. Now he can't think of anything more miserable. See them in The Vampire Diaries.

Waylon Smithers would do anything for his boss, and would love to do a few things *to* him. See them in The Simpsons.

Rose Tyler may have not done too well in school, but she's certainly holding her own in space. See them in Doctor Who.

Michael Bluth is the only sane person in a family of eccentrics. At least, that's how he thinks of himself. See them in Arrested Development.