The Charizard (6 / 108) card can be found in the Power Keepers set.
Recently sold 10 times and based on those sales is worth around £75.00.
Currently, there are 5 open listings for this card on ebay.
This card sells in the range of £39.02 to £110.98, making it highly volatile.
This Rare Holo card was illustrated by Ken Sugimori.