yugioh tuner cards HISU-EN050 - Tatsunoko - Super Rare - Hidden Summoners Dark Tuner Catastrogue Card Profile

The key thing to note is that there are Pokemon Center exclusive elite trainer boxes that do not have a stamped promo, so be sure to check that your Pokemon Center exclusive Elite Trainer Box is from a set that is from the Scarlet and Violet era

Store credit can be used to enter the tournament

Cast one of your creatures at instant speed to act as a blocker to kill off one of your opponents creatures

These include Sigardas Aid as Captain Americas Aid, Flawless Maneuver, In the Trenches, and Sword of War and Peace as Shield of War and Peace

Im glad they fixed the rules a few years ago so you couldnt do silly bounce-the-Oracle tricks, but even without them, this is a top-tier card