Real Pokmon cards are already reportedly being used for criminal purposes, and with this warning it seems like Pokmon TGC Pockets operators are trying to crackdown not only on prospective revenue loss, but also potential scams
This is extreme, and it's driven by the genuine scarcity of cards that survived 25+ years in Gem Mint condition
While piloting the Golgari Yawgmoth deck, Ive regularly ruined an opponents board simply by killing off their creatures/shrinking them enough to make attacking unprofitable, and Ive even proliferated an opponents Chalice of the Void from one to two to lock them out of casting a bunch of spells
These cards are also usually PSA 9-10 graded meaning they have to be in stellar condition, not just sitting in a shoebox somewhere, in order to see these ranges of prices
The focus is reliability and readability
Need proof that this strategy works