During damage calculation (in either player's turn), if a Beast-Warrior-Type "Bujin" monster you control battles an opponent's monster: You can send this card from your hand to the Graveyard; the ATK of your monster becomes double its original ATK, during that damage calculation only.
![Bujingi Crane [CT11-EN005] Super Rare](http://www.dungeonsandjavas.com/cdn/shop/products/17be7181-ff59-542f-acdc-cfc60a698ea8.png?v=1682549310&width=1445)
