Summary pulled directly from Steam - Some text may only be applicable to Steam platform

On its 5th anniversary, Ninja Senki leaps from the shadows onto Steam to become Ninja Senki DX! When Princess Kinuhime is slain by a demon, Hayate becomes obsessed with revenge! Casting aside the art of invisibility, the blue ninja unleashes the power of shurikenjutsu upon mythological creatures, demons and other adversaries in his action-filled quest for vengeance!

• Fight your way through 16 deadly scenes!
  
• Discover multiple endings!
  
• Remixed soundtrack by Patrice Bourgeault
  
• Test your speedrun and superplayer abilities with a brand-new Challenge mode!
  
• Unlock 2 secret modes!
  
• Supports achievements
  
• Supports Steam Leaderboards