Thor didn't seem to like where this was going. He noticed the rise him magic that became visible that concerned him most. Sif could not seem to move as she was confused of what Loki was doing. Not understanding what Loki was exactly capable of as to where Thor had a good idea and was starting to panic. Diaval stayed where he was, knowing that he would not be hit by this magic for Diaval saw no reason leave his perch.