Fabricated Sword of the King, Unsigned Iron Sword Replica/Rulings

Japanese FAQ Rulings (Source)

 * Q2177: While I was equipped with this card, one of my opponent's monsters with 10000 Power attacked. If my opponent attacks next with a monster with 5000 Power, does this card's ability to gain 20000 Defense activate?
 * A: No, it does not. This card's ability will only activate during the battle when an opponent's monster with 10000 or more Power attacks.


 * Q2178: While I was equipped with this card, one of my opponent's items with 10000 Power attacked. Does this card's ability to gain 20000 Defense activate?
 * A: No, it does not. This card's ability will only activate during the battle when an opponent's monster with 10000 or more Power attacks.


 * Q2179: While I was equipped with this card, two of my opponent's monsters with 5000 Power link attacked. Does this card's ability to gain 20000 Defense activate?
 * A: No, it does not. This card's ability will only activate during the battle when an opponent's monster with 10000 or more Power attacks.