Idle Ninja - How to be Ninja

Renowned world champion in ninjutsu! In this innovative game, you can become a true ninja master without spending any time or money. Get ready for an exhilarating experience and immerse yourself in the world of ninjutsu, where every action brings you closer to invincibility. Your character's strength is enhanced by shurikens, and constant upgrades to the secret volume make you unbeatable in the arena of battles!