Blastoise ex is card #184 of 165 in 151 (2023), a Ultra Rare illustrated by PLANETA Yamashita. At about $19.93 it is the #20 most valuable card in the set. In a 151 booster it turns up about once every 192 packs. It is one of 45 Blastoise cards printed so far.
5 copies have been graded by players in Holobrook's grading game, and 2 came back a Gem Mint 10.
POP 1 slabs (the first 10 of this card from each company): PSA by a collector on Oct 12, 2026. Still open: BGS, CGC. See the Mint
1999Base Set
2002Expedition Base Set
2007Secret Wonders
2010HS鈥擴nleashed
2014XY
2017SM Black Star Promos
2022Pok茅mon GO
2023151

















An ungraded Blastoise ex from 151 sells for about $19.93. A PSA 10 is worth more, roughly $69.75 by our estimate, and a PSA 9 around $39.86.
It is a Ultra Rare, and it shows up about once every 192 151 packs.
PLANETA Yamashita drew the art for this card.
Yes, as a digital simulator. Holobrook lets you open 151 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.