How was Silas able to compel Tessa?
Tessa was a witch, and witches can not be compel ( Which is why Damon could compel Bonnie to give him Emily's necklace) . So why was Silas able to compel Tessa?
Silas wasn't a vampire, he was some other kind of immortal and it wasn't compulsion but some other kind of mind power along the lines of telepathy. Almost no vampire rules applied to him, of course no that he is human again, well a witch he can no longer do that.
How are the Traveler vampires and Withes?
I thought vampires can't be witches. But Silas said that the Travelers were witches, but we found out that Nadia is a vampire. How can Nadia be both a witch and a vampire?