how to tell your pokemon cards are rare *ARE VALUABLE?* Find Value! How do I know how

Dragon Ball Super Special Anniversary 2021 - Son Goku, the Awakened Power - 60 Ct

In February 2021, PWCC Auctions sold a PSA 10-graded Charizard Gold Star for a massive $25,400

With this card, you have Ruth having been a ward of the state for more than two-thirds of his life, not knowing much about the world and certainly not knowing what he was going to become

Three years earlier, Kaat topped 300 innings pitched for the Chicago White Sox

"Rare Mike Trout Rookie Card Sells for over $1 Million to Famous DJ!!"

Yes, there are builds where you can stock your graveyard up, but Im thinking you could reanimate this blue creature with something like Unearth or Helping Hand, or play it in a tempo build and cheat it in without casting with something like Collected Company