The Legend of Ninja Dragon Sword σ 2 is an enhanced transplanted version of XBOX360 Legend of Ninja Dragon Sword 2 released in June 2008. It was developed by Ninja Excalibur, and Hayashi Yosuke, who starred in The Legend of Ninja Dragon Sword, was the producer. It inherited the profound action fighting and violent and bloody performance effects of the original book, and added original content.

On February 26th, 20 13, it landed on the PSV platform as an enhanced version of The Legend of Ninja Dragon Sword: Sima 2 Enhanced Edition. On 20021June 10, The Legend of Ninja Dragon Sword: Master Gathering landed on PS4, XBOX ONE, Nintendo Switch and Steam platforms. It contains all the contents of The Legend of Ninja Dragon Sword σ 2 (excluding online mode).

"The Legend of Ninja Dragon Sword σ 2" adopts a brand-new image engine, and the performance of "The Legend of Ninja Dragon Sword σ 2" on the screen will far exceed the XBOX360 version of "Enduring Dragon 2". "The Legend of Ninja Dragon Sword σ 2" also added a loot system.

In addition to adding new characters, The Legend of Ninja Dragon Sword σ 2 will also add a brand-new online mode. Players can join hands with friends to deal with more than 30 levels, and there are four difficulties to choose from.