Because you like Stephanie Tanner in Full House

Ellie is more world-weary than most 14-year-olds. You would be too if your world was infested with zombies. See them in The Last of Us.

Rukia Kuchiki is a cool and collected warrior who has trouble opening up to anyone. See them in Bleach.

How is angel Aziraphale supposed to stop the apocalypse when Hell's forces misplaced the Antichrist somewhere? See them in Good Omens: The Nice and Accurate Prophecies of Agnes Nutter, Witch.

Cutting ties with her con-artist friends, Sarah Manning is creating a better life for her daughter by taking on the identity of the deceased Beth. See them in Orphan Black.

Hayley Stark is a sarcastic 14-year-old with an unusual passion. See them in Hard Candy.

Kumar Patel is always high, always hungry for sliders. See them in Harold & Kumar Go To White Castle.

She's mostly doom and gloom, but you'd get nowhere without Sadness. See them in Inside Out.

A tough and compassionate loner, Emma Swan just might be the key to saving an entire fairy tale world. See them in Once Upon a Time.

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.

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

Given his ability to wrench street signs from the ground, Shizuo Heiwajima is a useful one to have in dangerous Ikekuburo. See them in Durarara!!.