Like most Pokmon cards, the value of Poliwrath 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 (HSUnleashed)
Why Its Rare : With a limited number distributed and its significance in competitive Pokmon events, it has become a coveted prize among collectors
That might be more worth doing if you could actually ReanimateReanimate the thing, but alas
Unfortunately, it seems like there is no financial limit to the operations that these scalpers run, so more products only means that there are more boxes for scalpers to purchase and resell at ridiculous prices
Some Greninja cards are heavy hitters that dominate the competitive circuit, and others are simply chase cards for art collectors who want to pad out their binders with the prettiest pieces
Mewtwo GX (Secret Rare, Shining Legends) Shining Legends was a small, limited-print special set released in the fall of 2017 that has consistently punched far above its weight class in terms of producing long-term collectible value and maintaining secondary market relevance
