Because you like Callie Torres in Grey's Anatomy

If it means fulfilling her ambitions, Satsuki Kiryuin will show neither shame nor hesitation. See them in Kill la Kill.

Fiercely independent and extremely hot-blooded, Ryuko Matoi prefers to work alone. See them in Kill la Kill.

To cope with injustice, Connor finds meaning in his strict and unbreakable code of honor. See them in Assassin's Creed Series.

Finn is the world's last human who's "all about" understanding right and wrong. See them in Adventure Time.

A laid-back stoner, Ben Stone wasn't planning on life's ultimate responsibility. See them in Knocked Up.

Trying to get through school without being a burden to anyone, Tohru Honda stays cheerful despite her difficulties. See them in Fruits Basket.

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

Clank is the quintessential rational, intelligent robot sidekick. See them in Ratchet & Clank.

For Louie C.K., comedy is tough but fatherhood is even tougher. See them in Louie.

An ironic hipster with a healthy dose of self-deprecation, Dave strives to be cool at all costs. See them in Homestuck.

A crabby troll, Karkat Vantas is perpetually angry about his lot in life. See them in Homestuck.

It's hard to tell if Dean Winchester cares more about saving the world or his 1967 Chevy Impala. See them in Supernatural.