Wooper is card #66 of 147 in Aquapolis (2003), a Uncommon illustrated by Atsuko Nishida. At about $250 it is the #16 most valuable card in the set. In an Aquapolis booster it turns up about once every 20 packs. It is one of 26 Wooper cards printed so far.
1 copy has been graded by players in Holobrook's grading game. None has come back a 10 yet.
POP 1 is still open for PSA, BGS and CGC: the first player to grade this card a 10 with each company gets a one-of-a-kind POP 1 slab. See the Mint
2000Neo Genesis
2003Aquapolis
2005Unseen Forces
2007Secret Wonders
2015Ancient Origins
2019Unbroken Bonds
2023Paldea Evolved
2025Phantasmal Flames

















See the full Aquapolis card list
An ungraded Wooper from Aquapolis sells for about $250. A PSA 10 is worth more, roughly $3,250 by our estimate, and a PSA 9 around $1,000.
It is a Uncommon, and it shows up about once every 20 Aquapolis packs.
Atsuko Nishida drew the art for this card.
Yes, as a digital simulator. Holobrook lets you open Aquapolis booster packs in your browser with the set's real pull rates and keep what you pull in a digital binder. No real cards, nothing to buy.