ELSA AND THE FAMILY BLOODSTONE! Who better to defend Earth from magical invaders than monster hunter ELSA BLOODSTONE?! Elsa is the best there is at what she does - tough, skilled and clever enough to handle any problemâ€¦except her brother, CULLEN. They have issues, and they'll have to put them aside not only to protect Earth but also to welcome the latest addition to the Bloodstone clan: their long-lost SISTER! Her awesome set of powers and unique Blood gem have placed a target on her back, and the worst horrors from beyond this realm are on the hunt.