A free app for Android, by The Game Beast.

You are one of the most talented and powerful ninja assassins ever, and your mission is to kill all the people that are trying to kill you. They are the most dangerous enemies in the world, but you have the best weapons and armor, alongside a variety of weapons, that you can use to defeat them.

You are a former legendary ninja archer assassin and leader of the ninja assassins. You have a son who is kidnapped by the devil Orochi, and you are the only one that can save your child. Killing all the enemies is the only way to save him.