The Vaporeon (41 / 90) card can be found in the Hs Undaunted set.
Recently sold 3 times and based on those sales is worth around £4.75.
Currently, there is 1 open listing for this card on ebay.
This card sells in the range of £3.59 to £5.91, making it very stable.
This Uncommon card was illustrated by sui.