When this card resolves, all monsters your opponent controlled when this card was activated are changed to face-down Defense Position. Monsters your opponent controls cannot change their battle positions. Destroy this card during your 2nd Standby Phase after activation.
![Swords of Concealing Light [BP03-EN151] Common](http://paradoxtcg.com/cdn/shop/products/71e849f0-11e4-51ad-bb51-92bedd046039.png?v=1698797841&width=1445)
