The Mimikyu GX (226 / 214) card can be found in the Lost Thunder set.
Recently sold 8 times and based on those sales is worth around £12.01.
Currently, there are 10 open listings for this card on ebay.
This card sells in the range of £0.01 to £27.46, making it quite volatile.
This Rare Rainbow card was illustrated by 5ban Graphics.
The fact that it is a GX card makes it one of the more valuable cards.