It sold in 2021 for very close to a staggering $250,000 and, as far as the world of buying and selling works, it remains the only one in existence and is technically the rarest Pokmon card of them all
Since it's colorless, you don't even need to worry about being able to generate any specific kind of mana
Other Foreign objects/materials: Pretty much anything can get stuck to the surface of a sheet
The more people who show up to the table, the more food he brings
Therefore, if you are considering combo, my recommendation is to either have a combo that slays everyone quickly or add a few combo cards to decks that already exist, and if possible, to have those combo cards not look shockingly out of place
But TPC is spreading the love to a lot of random pokemon now through illustration rares and shinies, which is nice to see