Because you like Leonard "Bones" McCoy in Star Trek

Intelligent and compassionate, Hazel Lancaster would rather face things, even bad things, than sugarcoat the truth. See them in The Fault in Our Stars.

For Vada Sultenfuss, it's hard to embrace growing up when you're obsessed with death. See them in My Girl.

The cutest kitty this side of the galaxy, Nepeta Leijon is mischievous, caring, and obsessed with romance. See them in Homestuck.

Think you grew up fast? At 12, Mathilda is an aspiring assassin eager to avenge her family's murder. See them in Leon: The Professional.

Fun and feisty on the outside, Meredith Grey is dark and twisty on the inside. See them in Grey's Anatomy.

Aang is already a master airbender and once he learns to manipulate water, earth, and fire, he'll be truly unbeatable. See them in Avatar: The Last Airbender.

Talented but anxious, Shinji Ikari struggles to bear the challenges that life hands him. See them in Neon Genesis Evangelion.

Sterling Archer is a fun-loving, car-driving spy extraordinaire. But one can tell his mother didn't hug him as a child. See them in Archer.

Killua Zoldyck is so tired of killing. He just wants to be a kid, hanging out and doing stuff with his friends. See them in Hunter x Hunter.

Neurotic, motherly, and oh-so organized, Monica Geller is everyone’s favorite hostess, keen on settling down and starting a family - perhaps too much so. See them in Friends.