Samurai action a true Battle of the Shoguns
Noble Knights of the Round Table: The last effect can only be applied if you have exactly 12 Noble Knight Cards with different names on your Field and GY
It's basically like whoever counterfeited the card just did a few lazy edits to the original card they used, which, for reference, is the image inside the Chances are very likely that her grandparents bought one of those repackaged booster packs instead of one of the official ones
During either player's Battle Phase, when a Spell/Trap Card is activated: You can negate the activation, and if you do, destroy that card, and if you do that, this card gains 500 ATK
The lowest loses the battle, resulting in it being deleted and placed in the trash