The Origin Forme Palkia VSTAR (GG67) card can be found in the Crown Zenith Galarian Gallery set.
Recently sold 36 times and based on those sales is worth around £52.49.
Currently, there are 11 open listings for this card on ebay.
This card sells in the range of £45.36 to £59.62, making it quite stable.
This Trainer Gallery Rare Secret card was illustrated by AKIRA EGAWA.