pokemon tcg can you use old cards Power Creep, and Its History in the Question, since ultra ball, switch,

No, but please be aware that the question shouldn't be about anything that your opponent(s) would find objectionable

Raftery said that most of the buyers at his firm are "not genuine collectors" but people "looking for high-end assets" or global businesses looking to buy Pokmon card stock to resell "because of how lucrative the general market is for all these vintage cards." It's not just vintage cards being resold at big markups

In terms of synergies, we have a few very basic possibilities

If your deck is built around lands, like Omnath, Locus of Creation, focus on land-based ramp

Then you probably lack the black ink core of real cards

Now is the best time to jump in before that happens