Select 1 face-up monster on your side of the field that includes "Ninja" in its card name to activate this card. As long as this card remains face-up on the field, the selected monster is not destroyed as a result of battle (damage calculation is applied normally).
![Ninjitsu Art of Decoy [SOD-EN052] Common | Shuffle n Cut Hobbies & Games](http://www.shuffleandcutgames.co.nz/cdn/shop/products/23397_200w.jpg?v=1615997819)
