The most extreme challenges and the most extreme levels are waiting for you in kingdom of ninja 7, the last series of the kingdom of ninja game series. You have never encountered such a difficult game. Playing the hardest game of the series will really tire you out. You have to be very careful with monsters, balls, cannonballs and sharp thorns. Kingdom of Ninja 7, ninja game, 2D arcade, action game, challenging game, mobile game, adventure game, platformer, jump game, monster game, difficult gameplay, mobile control, touch control, adventure, 1 player