The Rocket's Moltres (12 / 132) card can be found in the Gym Heroes Unlimited set.
Recently sold 6 times and based on those sales is worth around £27.50.
Currently, there are 6 open listings for this card on ebay.
This card sells in the range of £16.80 to £38.20, making it quite volatile.
This Rare Holo card was illustrated by Ken Sugimori.