The Dratini (66 / 113) card can be found in the Delta Species set.
Recently sold 1 times and based on those sales is worth around £20.75.
Currently, there are 4 open listings for this card on ebay.
This card sells in the range of £20.75 to £20.75, making it very stable.
This Common card was illustrated by Mitsuhiro Arita.