Ninja Assassin Stealth Warrior is a modern ninja assassin simulator game available on the iPhone platform. In this game, players assume the role of a born master stealth warrior seeking vengeance against a cruel king. The objective is to rescue a group of friends who have been captured in the king's castle during a raid.

As a ninja, players must navigate through the castle filled with guards and traps. The game offers a challenging environment where players need to strategize their moves and avoid detection. Along the way, players can also collect treasures that belong to the king.

One unique aspect of Ninja Assassin Stealth Warrior is the protagonist's kind-hearted nature. After defeating the king and acquiring his treasure, the ninja distributes the wealth among the poor people in their village. This adds a moral aspect to the game, emphasizing the importance of helping others.

Overall, Ninja Assassin Stealth Warrior provides an engaging and action-packed experience for players who enjoy stealth-based gameplay and want to immerse themselves in the world of a ninja warrior seeking justice.