Its rarety in the anime put the monster on something of a pedestal, but in reality, something that limited would be a collector's item and not a card used in actual duels
Scalpers, or people who buy up all of a product just to resell it online for a much higher price, have cleared shelves and made buying cards incredibly hard to do
Dark Sanctuary rectifies this issue by allowing each Spirit Message Spell to exist as a monster, albeit one that does not directly interact with or hinder the opponent
Chief among them are Collector Boosters and Collector Editions of Commander Decks, which are sold out, but are selling at a mighty high markup on the secondary market right now
The majority of cards are pretty cheap, since they were printed for playing rather than hoarding for investment purposes
It is a lot worse than a token which you can bounce into nothingness