The Lillie (151 / 156) card can be found in the Ultra Prism set.
Recently sold 40 times and based on those sales is worth around £238.92.
Currently, there are 3 open listings for this card on ebay.
This card sells in the range of £134.11 to £343.73, making it highly volatile.
This Rare Ultra card was illustrated by Naoki Saito.