Admittedly, now is a tough time to start collecting the Pokmon TCG, but if you're keen to get some retail-priced booster packs and other products, there are a few tricks that may make your life a little easier
"Encore [cost]" means "[Cost], Exile this card from your graveyard: For each opponent, create a token that's a copy of this card that attacks that opponent this turn if able
In this state, you can cast enough spells to win with Aetherflux Reservoir, using a finisher from one of our opponents with Praetor's Grasp (hello, Thassa's Oracle!) or using our commander, Gix, Yawgmoth Praetor, activating his second ability to discard your huge new hand, exiling many cards from an opponent's library to cast them and win using their deck
3-6 Uncommon cards
When Thorn of Amethyst was chosen as a reprint, the card, likely, still had a $30 + value