These include: Age (or when the card was first released) Rarity (or how likely it was to get the card via its official release, and how many copies exist in total) Condition (or how well the original physical attributes of the card remain, absence of scratches to whitening to creases, bad centering, and/or other deformities, to name a few) Price (or how much currency is being asked by the seller, including shipping fees, platform fees, and tolls/customs) Availability/Scarcity (or how many copies of the card are currently available on the secondary markets for purchase at any given moment) Popularity (or how much demand exists from other people that also want the card, for whatever reason, which may be short-term hype/FOMO or long-term fundamentals) However, these are not all equal metrics
It's been doing this since 2011, when you could enter a code found on a card to get another booster pack in Pokemon TCG Online
This is still considered just a pie break, as black hasn't (yet?) gained the identity of being able to remove enchantments
Not to mention the various type damage readjustments
This card is still one of the most valuable cards in the set
Gengar (Master Ball Foil, Japanese Pokmon 151) One of the breakout stars of the Japanese 151 set, this Gengar card features the elusive Master Ball foil pattern and artwork by Tomokazu Komiya