The Nidoking (45 / 108) card can be found in the Evolutions set.
Recently sold 10 times and based on those sales is worth around £6.74.
Currently, there are 6 open listings for this card on ebay.
This card sells in the range of £3.72 to £9.76, making it stable.
This Rare Holo card was illustrated by Ken Sugimori.