fake gold pokemon cards A Holographic History Of The Pokémon TCG: Black & Pokémon I Found Gold Star Pokemon

Is there room

They're slow-burn problems you notice after a few games

Wall of Blossoms and Wall of Omens are basically just colorshifted versions of one another, and both Elvish Visionary and Spirited Companion are similar (though are slightly different)

The fact that the second card is so loosely restricted, and Force is so universal (and technically hard-castable) makes it playable in any fair blue deck, and so gives a large portion of the format the necessary panic button to discourage super-aggressive combo

The main advantage of this method is that the flour does not harm the coating of the card and cannot destroy it when cleaning