Just so you know Blake (Derek's adoptive brother) is probably going to make an appearance, i'll post a little about him here

Name: Blake Wheeler
Appearance: [url=http://images6.fanpop.com/image/photos/34500000/Colton-Haynes-colton-haynes-34568429-498-500.jpg] Human [/url]
 [url=http://4.bp.blogspot.com/-d6hcH4MIyN4/UHdlsCs0saI/AAAAAAAAG-4/jfXfdekjO2M/s640/TEEN-WOLF-Season-2-Master-Plan-1.jpg] Wolf [/url]
He's basically like Derek power wise, but he's not as awkward socially haha 
Also Colton Haynes looks weird as a wolf