Because you like Frank Costanza in Seinfeld

If Eleanor Shellstrop's true identity is revealed, she'll be sent to The Bad Place. See them in The Good Place.

Twisted and seemingly soulless, Bellatrix Lestrange finds joy in making others suffer. See them in Harry Potter Series.

Years of being a social outcast have taken a toll, but Elphaba is willing to be wicked if it means she can do good. See them in Wicked .

Spike is punk meets vampire meets romantic poet. See them in Buffy the Vampire Slayer.

Tiffany Doggett is usually a nice, good Christian. Just don't get her riled up! See them in Orange Is The New Black.

V is a violent anarchist with literally nothing left to lose. But, he might have a point. See them in V for Vendetta.

Just a hint of human emotion lurks under the enigmatic exterior of Rei Ayanami. See them in Neon Genesis Evangelion.

The White Queen been treated horribly, but the day of her victory is almost near. See them in Alice in Wonderland.

With an A.I. as loyal and witty as Cortana, who needs humans? See them in Halo.

Although Mako Mori may be small and quiet, she is a core of battle-hardened steel. See them in Pacific Rim.

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

A fight every now and then makes Dante's life a little more interesting. See them in Devil May Cry.