Many of the best decks use it thanks to its combination of powerful draw cards and healing
Bounce effects and tap effects can also help to clear the way for an impactful combat phase, and sea creatures often have enters abilities, attack triggers, and activated abilities that do these
Its okay to sell now if youre antsy and have somewhere better to put your money, but Im holding all of mine.
What's more, the Blastoise promo was just a full art version of the regular Blastoise card from Genetic Apex, which had long since slipped out of the meta
Bleeder style decks, where you drain and attrition your opponent to death, are mainstays in white-black
However, if the scratches are deep (where you can see the silver holo layer under the paint) and go outside of the art box area, that can cost you even more points deducted