Because you like Unnamed in Fight Club

With the ocean breeze behind him and the open seas ahead of him, Jack Dawson feels as if he is king of the world. See them in Titanic.

Basically a giant pillow come to life, Baymax is a medical robot created for the sole purpose of helping people. See them in Big Hero 6.

A photographic memory is just one of many skills Lexie Grey brings to the table as a surgeon. See them in Grey's Anatomy.

Optimus Prime is a shapeshifting sentient robot leading a team of robots to stop evil from taking over. See them in Transformers.

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

The poster child for relentless cheer and resilience, Kimmy Schmidt may be an abuse survivor but she's also a lover of dancing and karaoke, candy, and dolphins. See them in Unbreakable Kimmy Schmidt.

What Ron Weasley lacks in motivation and book smarts, he makes up for in loyalty and street smarts. See them in Harry Potter Series.

Phil Coulson is a deadly field agent with the demeanor of a friendly dad. See them in Marvel Cinematic Universe.

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.

A benevolent madman with a blue box, The Doctor is traveling through time and space to heal the wounds of the universe. See them in Doctor Who.

Mario is a plumber who wears a ridiculous outfit, eats weird looking mushrooms, and fits himself inside your pipes so he can save a princess. See them in Super Mario Bros..