The Leafeon (99 / 100) card can be found in the Majestic Dawn set.
Recently sold 6 times and based on those sales is worth around £58.02.
Currently, there are 2 open listings for this card on ebay.
This card sells in the range of £28.71 to £87.33, making it highly volatile.
This Rare Holo Lv X card was illustrated by Ryo Ueda.