The positive momentum is clear: modern sealed from well-received Mega sets has historically shown 40-60%+ ROI over 6-12 months when positioned thoughtfully
Appeal for collectors On the collecting side, Mysterious Treasures remains a safe bet
Umbreon, Eevee, and other Eeveelutions have turned out to be as popular these days as fan favorites, Pikachu, Charizard, Mewtwo, and the original three Kanto starters, Bulbasaur, Squirtle, and Charmander
Even then, it takes many more episodes before we see any of these cards in action
Japanese booster packs are especially popular among collectors for their high print quality, early release compared to international versions, and exclusive card artwork
This deck also benefits from Mirkwood Bats and similar effects, and a Disciple of the Vault wouldnt hurt either