‘Portal Pinball’ Gets New Gameplay Trailer Featuring GLaDOS, Wheatley And Chellhttp://www.ibtimes.com/portal-pinball-gets-new-gameplay-trailer-featuring-glados-wheatley-chell-1934176When game developer Zen Studios announced “Portal Pinball,” many fans of the Valve game became extremely excited, as the combination of a pinball game and the portal-hopping…