Like most Pokmon cards, the value of Flapple 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 (SWSH Black Star Promos)
In a way, the core mechanics of what this deck wants to do aren't that dissimilar to Tinker Time - get lots of little units and resources out on the board fueling a larger plan, and gain additional benefits from those little assets to create an overarching (and overwhelming) plan of attack
Bewildering Blizzard affects only creatures your opponents control at the time it resolves
Not every deck uses these annoying cards, and some of the best decks of 2024 omit these cards entirely and opt for more unique combo pieces
Cost Reducers We love cards that make things cheaper
You may cast one of them without paying its mana cost.