The Houndoom (12 / 144) card can be found in the Skyridge set.
Recently sold 1 times and based on those sales is worth around £20.39.
Currently, there are 5 open listings for this card on ebay.
This card sells in the range of £20.39 to £20.39, making it very stable.
This Rare card was illustrated by Kimiya Masago.