Can werewolves become vampires?
Some legends say yes. In Eastern Europe there is a strong link between vampires and werewolves. There it is believed that werewolves do not die after they are killed. Legends say that after a werewolf is killed, it will come back and thirst for blood – in other words, after the werewolf dies, it becomes a vampire. In some of these countries therefore, the term for werewolf and vampire cross over.
The slavonic word vrykolakas was originally associated with werewolf, but has come to mean vampire. more werewolf names