Because you like Mark Watney in The Martian

There's erratic, and then there's Senor Chang. See them in Community.

An alien living in a temple shaped like a giant woman, Pearl enjoys ballet, fencing, and using her magical spear. See them in Steven Universe.

Joey Potter is a low-key girl next door in love with her best friend. See them in Dawson's Creek.

Mako is carrying the world on his shoulders. See them in The Legend of Korra.

The biggest nerd in high school, Bill Haverchuck is the biggest target for bullies. See them in Freaks and Geeks.

An all-business doc , Miranda Bailey dispenses tough love to the interns she trains. Emphasis on "tough." See them in Grey's Anatomy.

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

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

Luke Danes will serve you coffee and always be there for you to help out. See them in Gilmore Girls.

Sansa Stark is a fan of all things pretty. Unfortunately, her life is about to get extremely ugly. See them in Game of Thrones.

Adrian Agreste is a charming rich teenage boy, model, and hero in a catsuit. See them in Miraculous: Tales of Ladybug & Cat Noir.

Caleb Rivers is a bad boy with a good reason for acting out. See them in Pretty Little Liars.