The Articuno (48 / 53) card can be found in the Wizards Black Star Promos set.
Recently sold 14 times and based on those sales is worth around £24.92.
Currently, there are 6 open listings for this card on ebay.
This card sells in the range of £20.79 to £29.05, making it stable.
This Promo card was illustrated by Atsuko Nishida.