Field Major Styre was a Sontaran scentist that was sent to Earth to Make an assesment of Human physical limitations but due to there being no humans on Earth Styre tricks a small group of eight humans to earth and with the help of his robot he slowly captures the men until there were only a few left. Styre challenges the Doctor to a fight, Harry Suvilian the Doctors companion connects Styre's probic vent to his Pod Ship which drained his energy.