The Dark Raichu (83 / 82) card can be found in the Team Rocket 1st Edition set.
Recently sold 26 times and based on those sales is worth around £64.08.
Currently, there are 20 open listings for this card on ebay.
This card sells in the range of £9.43 to £118.73, making it highly volatile.
This Rare Secret card was illustrated by Mitsuhiro Arita.