The most rare flash card is Zhuge Liang in the second edition of the basic card flash card, because the character skills have changed since the standard version. So the quantity is small, and it is definitely out of print. Secondly, the military commanders in Lin Bao, because the flash cards in Lin Bao are attached to other products (the opportunity to get sushi), and the unit price of other games is more expensive, so the flash cards in these Lin Bao are also more expensive than others. You really don't need to think too much about whether it's true or false. The cost of getting a flash card is better, and generally no business has the strength to do it.