Board Thread:WARNING ALL USERS False Info\Spoilers/@comment-108.218.169.8-20130730130214/@comment-3416563-20130730145804

87.174.76.135 wrote: that's just what Ethan said...I don't know, but it would explain how Blake was attacked. Maybe she was an emissary for one of the packs and was they tried to kill her. So she came back as the Darach to have her revenge on the Alpha Pack

Perhaps it's related to the Beta thing, so if killing your Betas makes you stronger, maybe killing you emissary also makes you stronger... that's a really good idea, and very likely also.