Sure, there are investor bros out there making videos about what sets and products to target, and other channels that review upward and downward trends of single Pokemon cards, but none of these creators are consolidating all methods of making money from Pokemon TCG into one post
It wont be hard to build a powerful army
While doing this research, you may find that cards graded by different grading companies command a different price (CGC vs PSA vs BGS for example) and that should factor into your decision about where to grade
How we chose the most iconic Pokmon cards When choosing the 10 most impactful Pokmon cards of all time, we've decided not to focus on just one aspect of any card, because the Pokmon TCG isn't just for competitive players (who want powerful cards to win games), nor just for collectors after the most valuable, tradeable choices
10 is called perfect, but it is still a range, albeit a very narrow one
If it then becomes a copy of Bushi Tenderfoot at some point, it will have the copiable values of Kenzo the Hardhearted