yugioh ultra rare cards The New Challengers Herald of Ultimateness NECH-EN045 Single Cards What to Know: Yu-Gi-Oh! Card

One of the buyers of the cards, PFM, used an obscure forensic technique to reveal many of the cards were actually printed in the summer of 2024

That being said, Prize Cards could be solved by allowing players to mulligan those same Prize Cards before the start of the game

Gym Heroes: Known as Gym Expansion 1 Leaders' Stadium in Japan

Ok Pikachu [Reverse Holo] #56 (Pokemon Unified Minds) Details All prices are the current market price

I suppose the only advice there is to give which you likely already know is to just be alert when buying anything there, giving them some benefit of the doubt they can at least be forgetful