The Lillie (147 / 149) card can be found in the Sun and Moon set.
Recently sold 19 times and based on those sales is worth around £40.99.
Currently, there are 12 open listings for this card on ebay.
This card sells in the range of £28.13 to £53.85, making it quite volatile.
This Rare Ultra card was illustrated by Megumi Mizutani.