The limited-time Marvel Cosmic Invasion demo on Steam lets players try two levels with nine heroes in co-op until October 20th. But Reddit users data-mined its files and uncovered Iron Man and Phoenix as unannounced characters, complete with icons and sprites. The code also hints at DLC, with references like the Baxter Building suggesting the Fantastic Four may appear. Who do you want to see join next? #MarvelCosmicInvasion #Marvel [Follow @gamenewsplusnet] Hashtags: #Gaming #VideoGames #Game #Gamer #GameNewsPlus