Transfiguration is non-permanent, and any gold sold to Gringotts would be immediately tested for transfiguration. Additionally, trying to counterfeit gets the goblin nation to declare war on you. (Ch 15)
Transfiguration is non-permanent, and any gold sold to Gringotts would be immediately tested for transfiguration. Additionally, trying to counterfeit gets the goblin nation to declare war on you. (Ch 15)