Board Thread:WARNING ALL USERS False Info\Spoilers/@comment-24.231.37.172-20131028151902/@comment-5322646-20150122015544

When he woke derek up after the fact. He basically told derek that what Peter did would leave him weak for a while and that it didn't come without a price. I take that as since he knows all the reprecussions of what Peter did, then he knew what he did and most likely knew how to do it.

- Just my viewpoint on it