Because you like Mark Watney in The Martian

A machete-wielding mass-murderer, Jason Voorhees is a terrifying blank slate. See them in Friday the 13th.

Drusilla's hobbies include dolls, music, and killing people. See them in Buffy the Vampire Slayer.

In the simplest terms, in the most convenient definitions, people consider Brian a nerd. But he's more than that. See them in The Breakfast Club.

Experiment 626 was designed for one thing: to destroy everything he touches. See them in Lilo & Stich.

Vash might act like a carefree, peace-loving goof, but it's not wise to underestimate this "Humanoid Typhoon." See them in Trigun.

Vanellope von Schweetz is princess of the Sugar Rush game who could care less about being royal. See them in Wreck it Ralph.

Donna Carmichael is a free-spirited single mom and gracefully aging hippie. See them in Mamma Mia!.

Aerith Gainsborough has lived a simple life, but when the world is threatened she's willing to step up and do whatever she can to help. See them in Final Fantasy Series.

A born psychopath, don't expect Michael Myers to understand the difference between right and wrong. See them in Halloween.

Everything is fascinating to Octavia Blake who has been locked away for her entire life. See them in The 100.

Knuckles the Echidna is a 16-year-old red echidna (aka a spiny anteater) and guardian of the ancient Master Emerald. See them in Sonic the Hedgehog.