While it's uncertain which version will be more valuable over time, these new school Hyper Rares are likely to shift the general view on gold cards
Know your cards The first and most basic of Pokevesting tips is to know your cards
Digital card games like Hearthstone and Shadowverse can nerf cards regularly, but physical card games do not have this luxury
Like most Pokmon cards, the value of Stoutland V depends on a few consistent factors: its rarity, the printing and finish (regular or foil), its physical condition, and the set it was printed in (Battle Styles)
But to answer the question, and maybe its a bit cheesy, but I think the most surprising reaction Ive seen is just how much players appreciate the little details of the series included, truly validating the effort the various teams put into the set