The Professor Juniper (116 / 116) card can be found in the Plasma Freeze set.
Recently sold 5 times and based on those sales is worth around £32.94.
Currently, there are 13 open listings for this card on ebay.
This card sells in the range of £24.82 to £41.06, making it quite stable.
This Rare Ultra card was illustrated by Kanako Eo.