They are called black core due to the paper used to make them which has a black inner layer, instead of a blue one
Things to be careful of for children/gifts When buying Pokmon cards for children or as gifts, you should be careful of bulk sets that are significantly cheaper than the market rate or products that are flashy only in appearance
It also seems like someone is making a concerted effort to buy up as many copies of this specific version of the card as possible
For example, the first of the below Secret Rares, Frosmoth, is numbered 204/192
Attendees of Disney Expo 2023 were the only ones able to acquire the collection of seven promotional cards by visiting Ravensburgers booth during Disneys annual celebration of its own massive brand-owning corporation
This era marks the birth of the Pokmon TCG in Japan, and the cards from this period are iconic among collectors