I often see people board down to ten dredge cards, which I dislike, as the two-mana enablers rely on you to have a dredge card in your hand to discard, and youre often sideboarding out an Otherworldly Gaze as well, which acts as a way to find dredge cards when you dont have one in your opening hand
Players can expect more Pokmon from the Johto and Hoenn regions, as well as a forthcoming Zoroark Drop Event (starting 3rd September), a Wonder Pick Event featuring Miltank and Phanpy (starting 15th September), and more
You can also view a chart of its price history, which is invaluable for understanding if a card's value is rising, falling, or stable
The only risk is knowing if your opponent even has the card you are declaring
Its better to be accurate with your conditions than to have someone file a complaint about the cards they received