Electronic Arts has announced that the multiplayer beta for their upcoming Battlefield 3 will open up to all gamers on September 29, 2011. The beta is set in Paris on the Operation Metro map, where players work their way from lush parks on the outskirts of the city to a dark, bombed-out metro station, to the vibrant streets around the Paris stock exchange. Two elite tactical units square off in the series’popular Rush Mode. One side takes the offensive by attacking M-COM stations while the opposing squad defends and protects. For more information about the beta, players should visit www.battlefield.com/beta or follow @Battlefield on Twitter.