Let’s start with a simple example. Say you’ve been putting money into Pokémon, One Piece, Riftbound, Dragon Ball, Gundam, and a couple of others. Diversifying like that has a real upside: if one game stumbles, the others can soften the blow. But it also means your capital is stretched thin. If you have $6,000 invested across six games, that’s roughly $1,000 per game. That’s rarely enough to own meaningful positions in any of them, and it leaves very little cash on hand when you need it.
That last part matters more than most collectors realize. When downturns hit, and they always do, a portfolio with no spare capital can force you into decisions you never planned to make. Maybe rent goes up, the car needs repairs, or a can’t-miss release drops and you have no cash to buy it. Suddenly you’re selling the Pokémon booster boxes you meant to hold for five years, at a discount, just to cover the gap. Being spread too thin doesn’t only dilute your upside. It can make you sell your best holdings at the worst possible time.
Now think about why you own each game in the first place. Imagine you bought into Gundam because the market looked hot and you figured prices could climb higher, but honestly, you’ve never watched the show, you don’t play the game, and you don’t follow the franchise. That’s a speculative position, not a conviction position. Meanwhile, you’re all in on Pokémon: you love the IP, you follow every set, and you believe it will be strong ten years from now. If your Gundam holdings are up, selling them could lock in a nice profit and free up cash for the game you actually believe in.
That freed-up capital has plenty of good uses. You could build a stronger core position in your main TCG. You could keep it on the sidelines as dry powder for the next big opportunity. Or you could average down on a game you’re currently underwater on but still trust long term. For example, if you bought a sealed box at $150 and it now sells for $100, buying a second at $100 brings your average cost to $125, which means you need a much smaller recovery to break even. Consolidating doesn’t mean giving up on growth. It means putting your money where your conviction is.
Market swings are where many of the biggest portfolio decisions get made. When one TCG is on fire and climbing week after week, it will eventually cool off, or at least settle at a new level. At the same time, another game may be sliding hard. Those moments are when a disciplined collector can sell strength and buy weakness: trim the game that’s running hot and add to the one that’s on sale. It’s a simple rotation, but it only works if you’re willing to act while everyone else is reacting.
And that’s the hard part. We’ve all heard it a thousand times: buy low, sell high. Yet most collectors do the exact opposite. They buy high because FOMO tells them the rocket is leaving without them, then sell low once the hype fades and fear takes over. The psychology is powerful, and almost nobody is immune to it. So before the emotions take the wheel, sit down with your collection, look at every position, and ask yourself which games you truly believe in for the long run. For a lot of readers, the honest answer may be to turn those six baskets into two or three.
Of course, the reverse can also be true. If your portfolio is built entirely around one or two TCGs, you may be carrying more concentration risk than you realize, and putting a few eggs into other promising or alternative games could add some healthy balance. There’s more than one way to build a strong collection, and the right answer depends on your capital, your goals, and your conviction. That’s why tomorrow we’ll be publishing the counterpoint to this article, making the case for diversification. Stay subscribed so you get it first from us.