The Blastoise Spirit Link (73 / 108) card can be found in the Evolutions set.
Recently sold 2 times and based on those sales is worth around £0.98.
Currently, there are 17 open listings for this card on ebay.
This card sells in the range of £0.46 to £1.50, making it very stable.
This Uncommon card was illustrated by 5ban Graphics.