Because you like The Wicked Witch of the West in The Wizard of Oz

Sylar's victims are found all over the country, many with their brains removed. See them in Heroes.

A super-soldier, Master Chief might be more machine than man. And for humanity's sake, thank God. See them in Halo.

Beneath Yuji Sakai's meek exterior lies an exceptionally keen mind and a strong inner will. See them in Shakugan no Shana.

The Terminator is an emotionless killing machine who won't stop until he's changed the future. See them in The Terminator.

After finding a mysterious object in one of the many rooms in her father's mansion, Bulma is inspired to discover its secrets. See them in Dragon Ball.

An exuberant prankster, Naruto Uzumaki craves acknowledgement of any kind. See them in Naruto.

Veronica Mars is a sarcastic private eye whose biggest mission is surviving high school. See them in Veronica Mars.

She got locked up so her husband could make it big, but now Cookie Lyon is coming for what's hers. See them in Empire.

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

After figuring out how both the light and dark halves of his soul could co-exist, Jak is maturing into a real hero. See them in Jak and Daxter.

Funny, self-destructive, and in her own head, Fleabag has spent most of her adult life using sex to deflect from the screaming void inside her empty heart. See them in Fleabag.

Oscar Jarjayes is a sword-swinging, fearless Commander of the Royal Guard who cross-dresses as a man. See them in Rose of Versailles.