The Espeon (16 / 100) card can be found in the Sandstorm set.
Recently sold 3 times and based on those sales is worth around £12.79.
Currently, there are 2 open listings for this card on ebay.
This card sells in the range of £8.61 to £16.97, making it stable.
This Rare card was illustrated by Mitsuhiro Arita.