The first of three new downloadable survival modes for Ninja Gaiden Sigma is now available for PS3, via PLAYSTATIONNetwork, Tecmo today announced. The Weapon Master download features survival battles where usable weapons are limited. In order to achieve super ninja status, you must master all available weapons. By utilizing the special characteristics of each weapon, you can defeat relentless attacks by the enemies. Priced at $2.99, the download is available on the PLAYSTATION Store and requires a copy of Ninja Gaiden Sigma to play. A second download is scheduled to release at the end of September and will be followed by a third installment scheduled to release at the end of October.