Bitterblossom's synergy only goes so far as it being a one off enchantment cast
(I can only imagine how devastating Amethyst or Angelite would be in 2006 as, say, an alternative build to LBS, whether it proved to be optimal or a gimmick) Of course, the comforting thing about Sylveon ex is that you can try to punish basic-heavy decks and can just guarantee that targeted evolved Pokmon won't just evolve again
This has already to a hysteria of sorts with fights breaking out at popular chains like Sams Club and Costco and the news media picking up on it and reporting stories about this
It was a bizarre solution to a problem that shouldnt have existed to begin with
Some are too slow, while others are severely countered by popular meta decks
Reasons for Price Surges First Editions / Limited Promos: Event distributions or limited-time cards are not reprinted, increasing in value year by year