SPECULATION: Is Lupita Nyong'o Playing Asajj Ventress In Star Wars: Episode 7?

News has broken that Oscar Winner Lupita Nyong'o of 12 Years a Slave has been added to the cast of Star Wars Episode VII, rumored to be playing a character named "Asajj Ventress." Great! Great! And Great! But who the Heck is Asajj Ventress?! After the jump we'll find out.