Enter, Electrosword

Agent Daniels had left SHIELD long ago and had started to live away from New York, and taking up his mom's name. Then he had met a group of transforming robots, who call themselves the Autobots. After becoming the guardian of 'The Key of Vector Segma', he has been called back in SHIELD to help the Avengers fight Loki and the Chitauri. The alias of Agent Daniels? Jack Darby.