Because you like Ophelia in Hamlet

Helena is a mentally unstable, childish, and completely merciless. And most of all, she's an unstoppable killer. See them in Orphan Black.

Edmund Pevensie isn't a bad person, but he did sell his siblings out for a tin of Turkish Delight. See them in The Chronicles of Narnia.

Jessica Rabbit isn't bad. She's just drawn that way. See them in Who Framed Roger Rabbit.

Eugene H. Krabs is a greedy restaurant owner who won't let a dime out of the reach of his claws. See them in SpongeBob SquarePants.

Toby Cavanaugh has trouble avoiding being manipulated. See them in Pretty Little Liars.

Marshall Eriksen is a lawyer in love who is enjoying life. See them in How I Met Your Mother.

For Wreck It Ralph, it's not easy being the bad guy. Especially when you've been designed to destroy but really desire love. See them in Wreck-It Ralph.

Corpse Bride's dreams were taken from her. But now - now she's stolen them from someone else. See them in Corpse Bride.

Through raised to be a gentleman, Laurie has a mischievous sense of humor. See them in Little Women.

In charge of stocking the office's supply of cigarettes and liquor, Joan Holloway could run the whole company if they would let her. See them in Mad Men.