Vampire creatures created by the ancient Haemovore. The Haemovores flourished in the industrial slime that destroyed an alternative Earth, In the far future. They were created when the Ancient Haemovore went back in time to follow the flask containing Fenric's life essence. He created the Haemovores himself, and this created his on future. However when the Doctor convinced him that the future which spawned him need not occur, h psychically destroyed all the Haemovores (thereby betraying his won ancestors). He then killed himself and Fenric by releasing the toxin that would cause the industrial slime, but in n enclosed space.