Like most Magic: The Gathering cards, the value of Kona, Rescue Beastie 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 (Duskmourn: House of Horror)
It's hard to say whether this was a bad batch or if it's the new norm, but quality control looks to be an issue with Dragon Shields
Whether you are a longtime Johto fan, a sealed Pokmon product collector, or simply chasing exciting Scarlet & Violet era pulls, the Combined Powers Premium Collection delivers a strong mix of nostalgia, collectibility, and ripping excitement
Misprinted cards are legal for tournament play
There is no single answer to thisit depends entirely on what your deck wants to do