While the future of Pokmon TCG product policy changes is currently unknown, this is an interesting move by GameStop, and only time will tell if more big-box stores follow suit.
Again, this is only my thoughts and suggestions, while trying to also be budget minded
The keyword abilities it gains by sacrificing artifacts arent going to decide a game the same way they would end a Limited match, and you dont really want to be sacrificing your Clues and other artifacts for temporary keyword bonuses anyway
If the current Pokmon bubble doesn't burst, then we can probably expect to see this one continue to appreciate as it gets harder to find
Players must have accurate English translations available for any Japanese cards in their deck, either printed references or digital access to official card text
The downside is your turns will often consist of just playing one spell a turn