Episode Title:A Duel of Iron.Episode Description:While in his hideout, Yinsen recalls when he was saved from being shot by terrorists by a woman named Sandra. Yinsen then gets a call from Zodiac's leader that an opportunity has come up for him. Meanwhile, Tony is nearly finished with his arc reactor, but Yinsen apprehends the shipment of plutonium needed to complete it using the Iron Man Dio armor...