(Reuters) – Electronic Arts Inc will launch an Iron Man game and at least two other action-adventure titles revolving around characters from the Marvel universe, under a deal announced by the videogame publisher on Monday. The Iron Man game will feature an original narrative based on the history of fictional billionaire Tony Stark, portrayed by Hollywood actor Robert Downey Jr. in the popular superhero movie franchise. The new games will be available on both consoles and PC, EA said, in a deal that gives it access to one of the most valuable companies in entertainment, mainly due to the succes…