The Blastoise (4 / 165) card can be found in the Expedition Base Set set.
Recently sold 1 times and based on those sales is worth around £17.08.
Currently, there are 2 open listings for this card on ebay.
This card sells in the range of £17.08 to £17.08, making it very stable.
This Rare Holo card was illustrated by Kimiya Masago.