The Milotic ex (96 / 106) card can be found in the Emerald set.
Recently sold 7 times and based on those sales is worth around £70.40.
This card sells in the range of £28.82 to £111.98, making it highly volatile.
This Rare Holo Ex card was illustrated by Ryo Ueda.
The fact that it is a EX card makes it one of the more valuable cards.