Because you like Bellatrix Lestrange in Harry Potter Series

Andy Dwyer might not be completely literate, but he makes up for it in spirit. See them in Parks and Recreation.

Love Quinn is a trained chef and excellent girlfriend, but she's hiding something dark. And bloody. See them in You.

Cynical, judgmental, and hipper-than-thou, Enid Coleslaw wears her outsider status like a badge of honor. See them in Ghost World.

Spyro the Dragon loves getting into trouble around the Dragon Realms. See them in Spyro the Dragon.

A 100-plus-year-old who looks like a dreamy teenager, Edward Cullen warns girls to avoid him, which makes them want him even more. See them in Twilight.

Rose Tyler may have not done too well in school, but she's certainly holding her own in space. See them in Doctor Who.

Relentlessly cheerful and optimistic, Erin Hannon is an office receptionist. See them in The Office.

The singer and ukulele player of her girl band, Sugar "Kane" Kowalczyk is the life of a party and the woman of a man's dreams. See them in Some Like It Hot.

Basil Hallward is dominated, soul, brain, and power by Dorian. See them in Dorian Gray.

Handsome Jack is wearing a mask of his own face to hide his scarred real one. See them in Borderlands Series.

Jonathan Byers is a kindhearted outcast who tends to be in the wrong place at the wrong time. See them in Stranger Things.

Dutiful, composed, and aloof, Sun Bak is the fighting force behind her team of eight "sensates" who are telepathically linked. See them in Sense8.