Budget 1,000-5,000 euros: the diversified portfolio 3-5 French booster boxes (modern mix + 1 recently out-of-print expansion box) Pokemon Center ETBs from each new expansion 2-4 certified vintage French PSA cards (200-500 euros each Base Set, Jungle, Fossil holos) 30th anniversary sealed products At this level, you can start to mix sealed modern products with certified vintage French cards
However you do it, these sites provide excellent resources to get started
There's already a mod that allows you to run your own Pokmon TCG Store
Previous Drop Events Drop events give you a chance to obtain special promo packs by winning Solo Battles
Thats an insane amount of money for a card from a new card game like UNION ARENA, and definitely a nice dream to chase as youre opening these packs
Prismatic Evolutions and Crown Zenith feature some of the hardest-to-find alternate art Pokmon