Board Thread:General Discussion/@comment-11517363-20130728110317/@comment-8864605-20130729125129

There was apparently some type of chip on the back of his neck (I missed it when watching the episode but I read about it here), maybe that's what the Kraang are using on him. This reminds me of the Transformers TV miniseries The Ultimate Doom (attaching conductor chips to people to hypnotize them)