Over the past few weeks, you may have seen complete inventory buyouts on your targeted TCG items. This phenomenon is mostly apparent in the One Piece Card Game, where the overall supply is shockingly low compared to established giants like Magic: The Gathering and Pokémon . As a savvy collector or investor, it is critical to understand how these work. If you don't, you risk getting caught up in the FOMO and buying at the absolute ceiling. But if you understand the mechanics , you can take advantage of your own inventory and accurately time your purchases to ride the wave.
Let’s look at a textbook example: the One Piece Promotion Card Buggy (OP10 Release Event Winner). In just the past month, this card jumped from a very accessible $30 buy-in to a new high floor of around $140. It only took about 46 strategic buys to wipe the market and spike the price. Why this card? It offers the perfect storm of attributes: rarity as a release event winner, massive character appeal for a fan-favorite, and the catchy community nickname "Shoe Buggy." Someone—or a coordinated group—saw the $30 opportunity, bought out the baseline copies, and reposted them at $140. Others saw the hype, and even though they bought in higher between $50 and $90, they still recognized a good buy and were right. But ultimately, the initial buyer group getting in at the low base price makes out the best.
This aggressive pricing action doesn't just stop at raw singles; the ripples expand rapidly into the graded market. If we zoom out to look at the graded versions of this exact same Buggy, the numbers are staggering. Just a couple of weeks ago, you could confidently pick up a PSA 10 copy for under $250. As the raw market dried up, those graded slabs were completely bought out at that baseline price. Now? Those same slabs are selling for $700+ , with some standout sales even crossing the $1,000+ mark.
However, there is a massive caveat to this strategy: just because "Buyer A" (the initial buyout initiator) relists a card for 5x its original value doesn't mean the market will automatically absorb it. The Bandai Fest Luffy perfectly illustrates this trap. It followed a similar buying process, swept up around the $20 mark and reposted at $100+. But due to the higher circulating supply of that card, many other collectors listed their personal copies to cash in. That influx of supply forced the price to descend, matching actual buyer demand at around $70. It remains a fantastic return for the $20 buyer , but it serves as a stern reminder that supply and demand will always dictate the final floor .
This is exactly where the collector mentality comes into play, particularly with One Piece. While Pokémon definitely has a strong collector base, I personally believe One Piece has forged an even deeper emotional connection, which is why you see far less supply on the market. The stunning artworks and direct ties to iconic manga and anime moments make these cards incredibly sentimental. Because of this lore connection, many collectors simply refuse to sell their chases, grails, or sealed products.
When you look at booster boxes—pre-OP10 sets, for example—the available supply is actually shockingly low. If Bandai doesn't reprint these sets, and there seems to be no plan to do so, they are quickly becoming modern vintage assets . It is wild to think about since these boxes are only a few years old, but most One Piece collectors are realizing this shift. Are there really only 42 booster boxes of OP05 out there? Most likely not. But there are only 42 (plus some eBay listings, not counting cases) that sellers are actually willing to put on the open market right now.
The combination of nostalgia, love for the series, and the understanding of how limited the supply is creates a deadly combination. It is the absolute spark lighting the low supply and high demand for One Piece right now. I'm guilty of this myself; Shanks is a highly loved character that I appreciate deeply from reading the manga, and I hold a good amount of TCG inventory for his cards. As the values rise, it’s not just about extracting money and immediately listing. There is a love and appeal to these cards that extend beyond the price swings, and some are off the market indefinitely—locked in my forever collection , never to be listed again. I anticipate that much of the One Piece and Pokémon communities have similar affection for their cards.
So, even though this isn't the 2000s where cards are removed from the market due to being lost or destroyed, as far as the market is concerned, it might as well be if the supply is locked away by collectors. For more TCG finance and investing content, make sure to subscribe to tcjournal.io for daily updates and full access to our TCG collector hub.