The Dark Muk (16 / 109) card can be found in the Team Rocket Returns set.
Recently sold 1 times and based on those sales is worth around £20.51.
Currently, there is 1 open listing for this card on ebay.
This card sells in the range of £20.51 to £20.51, making it very stable.
This Rare card was illustrated by Mitsuhiro Arita.