The Rocket's Articuno ex (96 / 109) card can be found in the Team Rocket Returns set.
Recently sold 2 times and based on those sales is worth around £130.40.
This card sells in the range of £100.81 to £159.99, 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.