Counterpoint 1: My cards/decks are worthless now. While Lysandres Trump Card is an inexpensive uncommon (I believe this is part of the reason why it was banned instead of Shaymin- EX , Hypnotoxic Laser, and the like), I understand that no one wants to spend time/money/energy on acquiring cards and building decks only to be told that they cant use them
what's next
It creates a place to state requirements and receive a written answer about what is currently possible
Pokemon cards are made to be used - to be traded and played with, to get a bit worn around the edges, and to be eagerly opened up by children around the world, hopeful that their favourite monster might make an appearance
In other words, if you can get your Terravore on board ahead of an Armageddon, this Lhurgoyf is almost assuredly going to close out the game with its huge body
The only reason she isn't the most expensive is that there are Iconic cards in the set