The Mikaelson Twins.

Blair and Hope Mikaelson was Twins, their saying is 'twins come in a pack whatever happens to one, happens to the other' that saying got them in trouble a lot.

Blair wasn't like her sister, she was innocent and sweet but when she was angry everything would be flipped, one day she lost control to much and killed a lot of people.

The killing of the people broke Blair down into tiny pieces which was killing her everyday...