Team NINJA on Twitter: "Play the entire Ninja Gaiden Trilogy available now on Xbox One via backwards compatibility. Relive the journey of the Dragon Ninja, Ryu Hayabusa, and the many difficult missions
Ninja Gaiden Black Download | GameFabrique
The original Ninja Gaiden Black and II code has apparently been lost - The Verge
Ninja Gaiden Black (Microsoft Xbox, 2005) for sale online | eBay