This is referring to the original Pokemon from Pokemon Red and Pokemon Blue in Kanto
Though most of these cards are repeats from other sets, there are things that set these cards apart, including some interesting Holographic cards
In tournament play, where a round is decided by a best-two-out-of-three, you can also bring a separate Side Deck of up to 15 cards to swap in between duels to adapt to your opponents specific deck
If one of the top two cards of your library is already a double-faced card, put it into the new sleeve with either of its two faces facing outward
All other such effects are applied in timestamp order
Squirtle opened its TCG career right around the $50 mark during prerelease but quickly lost value, falling to about $39 at its low, but it quickly turned heel and began recovering lost value soon after release