The Umbreon (61 / 108) card can be found in the Dark Explorers set.
Recently sold 4 times and based on those sales is worth around £6.13.
Currently, there are 3 open listings for this card on ebay.
This card sells in the range of £3.91 to £8.35, making it very stable.
This Uncommon card was illustrated by Kouki Saitou.