The downloadable content entitled “Survival Mode” is a battle-orientated mode that allows the player to fight an endless stream of enemies. Each of the three downloads provide various themed battles, plus there is a World Ranking available for each different theme. For those who have mastered the original Ninja Gaiden Sigma, this content will provide a battlefield to show off the skills they have accumulated.

The first of the three batches of downloadable content, “Weapon Master” is scheduled for release on September 13th 2007. This content includes five survival modes where you can use only a limited array of weaponry. The player’s objective is to master the feature of each weapon and wipe out as many enemies as you can.

“Speed Master” is the second download and the aim of this is to beat your enemies as accurately and quickly as possible. This features another five survival modes in which the time and power gauge are limited. In order to become the ultimate speed master you must master both your skills and acrobatics to survive. 

In the third and final download, “Rachel Master”, you play as the new female character Rachel, in five survival modes in the quest to become the “World’s No. 1 Fiend Hunter”.