PokeDATA Check Pokemon card values and sealed product values! So, how have prices on cards changed since Pokmon TCG Pocket hit phone screens? We checked the data, and here's what we've found: #pokemon #pokemontcg #pokemoncards This is an example of the Is it worth grading? series that I post for paid subscribers. Calculation is based on $18.99 grading tier. This is the first part, the second part Collectr Track the prices of Pokemon, Magic the Gathering, YuGiOh and many other TCGs! Raw cards, sealed products and graded cards!