Before 2020, finding sealed products on retail store shelves and at hobby shops was not difficult, and prices were often quite reasonable for both players and collectors to obtain
Like most Magic: The Gathering cards, the value of Vampire of the Dire Moon depends on a few consistent factors: its rarity, the printing and finish (regular or foil), its physical condition, and the set it was printed in (Core Set 2020)
Card Text 2 [Special Rule] Overflow (-4) (As this card moves from the field or under a card to an area other than those, lose 4 memory.) BT20-077 SR Digimon Lv [Counter] Blast Digivolve [On Play] [When Digivolving] Trash cards in your hand until it has 4 left
(The article isn't typed chonologically from top to bottom.) I thought they were gonna be the 'sensei' for the respective summoning methods, Asuka/Edo for Fusion, Kaito for Xyz, and Jack/Crow for Synchro